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66% off
Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$32.32$96.75

53% off
Practical 4-Digit Digital Clock Kit YH-351 - AT89C2051 MCU with Alarm, Countdown & Power-Off Memory for Electronics Hobbyists Practical 4-Digit Digital Clock Kit YH-351 - AT89C2051 MCU with Alarm, Countdown & Power-Off Memory for Electronics Hobbyists

Practical 4-Digit Digital Clock Kit YH-351 - AT89C2051 MCU with Alarm, Countdown & Power-Off Memory for Electronics Hobbyists

$38.48$81.88

12 sold
50% off
AOZILIN Digital Circuit Traffic Light Kit Countdown Timer Customizable Time Electronics Course DIY AOZILIN Digital Circuit Traffic Light Kit Countdown Timer Customizable Time Electronics Course DIY

AOZILIN Digital Circuit Traffic Light Kit Countdown Timer Customizable Time Electronics Course DIY

$60.11$120.23

67% off
DC12V LED Display Countdown Timing Timer Delay Turn OFF Relay Switch Module DC12V LED Display Countdown Timing Timer Delay Turn OFF Relay Switch Module

DC12V LED Display Countdown Timing Timer Delay Turn OFF Relay Switch Module

$37.87$114.83

3 sold
CN101A Digital Microcomputer 7Days Weekly Programmer Electronic Timer Switch 220V Time Relay with Countdown 12V DC for Light Fan CN101A Digital Microcomputer 7Days Weekly Programmer Electronic Timer Switch 220V Time Relay with Countdown 12V DC for Light Fan

CN101A Digital Microcomputer 7Days Weekly Programmer Electronic Timer Switch 220V Time Relay with Countdown 12V DC for Light Fan

$42.90$42.90

DC 12V Digital Display Delay Relay Module, Multi-Function Timer with Infinite Loop and Countdown Control for Projects DC 12V Digital Display Delay Relay Module, Multi-Function Timer with Infinite Loop and Countdown Control for Projects

DC 12V Digital Display Delay Relay Module, Multi-Function Timer with Infinite Loop and Countdown Control for Projects

$2.18$2.18

DC 5V 12V 24V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display YL-002 DC 5V 12V 24V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display YL-002

DC 5V 12V 24V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display YL-002

$43.26$43.26

3 sold
50% off
AOZILIN 24 Second Countdown Timer PCB Kit DIY Electronic Soldering Practice Board for Basketball Game AOZILIN 24 Second Countdown Timer PCB Kit DIY Electronic Soldering Practice Board for Basketball Game

AOZILIN 24 Second Countdown Timer PCB Kit DIY Electronic Soldering Practice Board for Basketball Game

$104.11$208.22

30% off
Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$3.01$4.30

51% off
DC5V LED Digital Electronic Clock DIY Kit Instructional Soldering Components Featuring Alarm, Temperature and Countdown Function DC5V LED Digital Electronic Clock DIY Kit Instructional Soldering Components Featuring Alarm, Temperature and Countdown Function

DC5V LED Digital Electronic Clock DIY Kit Instructional Soldering Components Featuring Alarm, Temperature and Countdown Function

$62.70$127.95

92 sold
50% off
AOZILIN 30 Second Countdown Circuit DIY Kit 2-Digit Counter Digital Circuit for Basketball Game Electronic Learning Project AOZILIN 30 Second Countdown Circuit DIY Kit 2-Digit Counter Digital Circuit for Basketball Game Electronic Learning Project

AOZILIN 30 Second Countdown Circuit DIY Kit 2-Digit Counter Digital Circuit for Basketball Game Electronic Learning Project

$26.02$52.05

50% off
DC 5V Electronic LED Candle Light Led Matrix Display Screen Light Countdown/Blessing Message Power Supply Atmosphere Lighting Mo DC 5V Electronic LED Candle Light Led Matrix Display Screen Light Countdown/Blessing Message Power Supply Atmosphere Lighting Mo

DC 5V Electronic LED Candle Light Led Matrix Display Screen Light Countdown/Blessing Message Power Supply Atmosphere Lighting Mo

$63.68$127.37

1 sold
8% off
Count Up Countdown Timer DIY Soldering Project Digital Timer with LED Display STEM Electronics Kit for Beginner School Education Count Up Countdown Timer DIY Soldering Project Digital Timer with LED Display STEM Electronics Kit for Beginner School Education

Count Up Countdown Timer DIY Soldering Project Digital Timer with LED Display STEM Electronics Kit for Beginner School Education

$18.39$19.99

1 sold
1pcs time control switch intermittent infinite loop countdown switch controller timing relay module 5V 1pcs time control switch intermittent infinite loop countdown switch controller timing relay module 5V

1pcs time control switch intermittent infinite loop countdown switch controller timing relay module 5V

$42.00$42.00

50% off
LED Digital Electronic Clock DIY Kit Clock Teaching Welding Exercise Circuit Board Set with Alarm Clock Temperature Countdown LED Digital Electronic Clock DIY Kit Clock Teaching Welding Exercise Circuit Board Set with Alarm Clock Temperature Countdown

LED Digital Electronic Clock DIY Kit Clock Teaching Welding Exercise Circuit Board Set with Alarm Clock Temperature Countdown

$62.78$125.56

2 sold
Time Control Switch Intermittent Infinite Cycle Countdown Switch Control Timing Relay Module 12V 5V (D2A2) Time Control Switch Intermittent Infinite Cycle Countdown Switch Control Timing Relay Module 12V 5V (D2A2)

Time Control Switch Intermittent Infinite Cycle Countdown Switch Control Timing Relay Module 12V 5V (D2A2)

$4.44$4.44

Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$21.48$21.48

29 sold
5% off
Free Ship 1PCS When The Control Switch Intermittent Infinite Loop Countdown Switching Relay Module Free Ship 1PCS When The Control Switch Intermittent Infinite Loop Countdown Switching Relay Module

Free Ship 1PCS When The Control Switch Intermittent Infinite Loop Countdown Switching Relay Module

$4.50$4.74

1 sold
HXY-1PCS AC 220V 230V LED Display Countdown Timing Timer Delay Turn OFF Time R elay Module Board For arduino HXY-1PCS AC 220V 230V LED Display Countdown Timing Timer Delay Turn OFF Time R elay Module Board For arduino

HXY-1PCS AC 220V 230V LED Display Countdown Timing Timer Delay Turn OFF Time R elay Module Board For arduino

$27.73$27.73

12 sold
Free Ship 1PCS Trigger 99 Adjustable LED Digital Tube Display Countdown Microcontroller Relay Module Module Circuit Free Ship 1PCS Trigger 99 Adjustable LED Digital Tube Display Countdown Microcontroller Relay Module Module Circuit

Free Ship 1PCS Trigger 99 Adjustable LED Digital Tube Display Countdown Microcontroller Relay Module Module Circuit

$4.11$4.11

4% off
DIY Electronic Kit 60 Second Countdown Timer Red Smart Timing Alarm Soldering Project Practice Suite Components Welding Learning DIY Electronic Kit 60 Second Countdown Timer Red Smart Timing Alarm Soldering Project Practice Suite Components Welding Learning

DIY Electronic Kit 60 Second Countdown Timer Red Smart Timing Alarm Soldering Project Practice Suite Components Welding Learning

$4.79$4.99

49% off
DC 5V Electronic LED Candle Light, Countdown/Message Ambient Lighting Module, 8x16 LED Matrix Display Light, USB-Powered DC 5V Electronic LED Candle Light, Countdown/Message Ambient Lighting Module, 8x16 LED Matrix Display Light, USB-Powered

DC 5V Electronic LED Candle Light, Countdown/Message Ambient Lighting Module, 8x16 LED Matrix Display Light, USB-Powered

$61.70$123.39

7 sold
40% off
Electronic Hourglass Dot Matrix Cyberpunk Gravity-Sensor DIY Countdown Timer Development Board Teaching Interesting Experiment Electronic Hourglass Dot Matrix Cyberpunk Gravity-Sensor DIY Countdown Timer Development Board Teaching Interesting Experiment

Electronic Hourglass Dot Matrix Cyberpunk Gravity-Sensor DIY Countdown Timer Development Board Teaching Interesting Experiment

$40.81$68.02

5% off
Basketball Game 24 Seconds Countdown Electric 2-bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$3.37$3.55

1PCS XH-M662 Digital Timer Switch Countdown Timer Module 5-60 Minutes 1-24 Hours 1PCS XH-M662 Digital Timer Switch Countdown Timer Module 5-60 Minutes 1-24 Hours

1PCS XH-M662 Digital Timer Switch Countdown Timer Module 5-60 Minutes 1-24 Hours

$68.57$68.57

STEM DIY 24-Second Shot Clock Kit 2-Digit LED Countdown Timer Module for Basketball Games & Educational Projects STEM DIY 24-Second Shot Clock Kit 2-Digit LED Countdown Timer Module for Basketball Games & Educational Projects

STEM DIY 24-Second Shot Clock Kit 2-Digit LED Countdown Timer Module for Basketball Games & Educational Projects

$27.47$27.47

40% off
Button Count Trigger Close Timing Delay Countdown Time Relay Switch Module Infinite Cycle On Off Button Count Trigger Close Timing Delay Countdown Time Relay Switch Module Infinite Cycle On Off

Button Count Trigger Close Timing Delay Countdown Time Relay Switch Module Infinite Cycle On Off

$31.20$52.00

9-second Countdown Practical Training Experiment DIY Electronic Technology To Make Welding Exercises 9-second Countdown Practical Training Experiment DIY Electronic Technology To Make Welding Exercises

9-second Countdown Practical Training Experiment DIY Electronic Technology To Make Welding Exercises

$51.66$51.66

51% off
Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

$41.64$84.98

DC 12V Digital Display Delay Relay Delay Time Multi-function Module Infinite Loop Countdown Switch Control Module Timer Module DC 12V Digital Display Delay Relay Delay Time Multi-function Module Infinite Loop Countdown Switch Control Module Timer Module

DC 12V Digital Display Delay Relay Delay Time Multi-function Module Infinite Loop Countdown Switch Control Module Timer Module

$2.20$2.20

2 sold
Basketball Game 24 Second Countdown Circuit 24 Second Timer Electronic Production Training DIY Kit (loose) Basketball Game 24 Second Countdown Circuit 24 Second Timer Electronic Production Training DIY Kit (loose)

Basketball Game 24 Second Countdown Circuit 24 Second Timer Electronic Production Training DIY Kit (loose)

$6.78$6.78

30% off
Electronic Stopwatch Timer Multi-function Digital Countdown Diy Electronic Kit Based on 51 Single Chip Microcomputer Design Electronic Stopwatch Timer Multi-function Digital Countdown Diy Electronic Kit Based on 51 Single Chip Microcomputer Design

Electronic Stopwatch Timer Multi-function Digital Countdown Diy Electronic Kit Based on 51 Single Chip Microcomputer Design

$4.84$6.92

10% off
2 Digit Electronic Countdown Timer Kit Basketball 24S Timing Board DIY Electronic Production Teaching Practice Module 2 Digit Electronic Countdown Timer Kit Basketball 24S Timing Board DIY Electronic Production Teaching Practice Module

2 Digit Electronic Countdown Timer Kit Basketball 24S Timing Board DIY Electronic Production Teaching Practice Module

$19.74$21.93

50% off
AOZILIN Digital Circuit Traffic Light Kit 10/20/30s Countdown Lamp DIY Electronic Components for Physics Experiment Teaching AOZILIN Digital Circuit Traffic Light Kit 10/20/30s Countdown Lamp DIY Electronic Components for Physics Experiment Teaching

AOZILIN Digital Circuit Traffic Light Kit 10/20/30s Countdown Lamp DIY Electronic Components for Physics Experiment Teaching

$59.47$118.95

DIY Electronic Kit 6Bit Red LED Alarm Clock Counter Countdown Stopwatch Soldering Project Practice Suite Welding Learning DIY Electronic Kit 6Bit Red LED Alarm Clock Counter Countdown Stopwatch Soldering Project Practice Suite Welding Learning

DIY Electronic Kit 6Bit Red LED Alarm Clock Counter Countdown Stopwatch Soldering Project Practice Suite Welding Learning

$10.62$10.62

6 sold
18% off
Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

$51.17$62.40

66% off
Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$32.32 $96.75

Categories: Electronic Components & Supplies, Active Components

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53% off
Practical 4-Digit Digital Clock Kit YH-351 - AT89C2051 MCU with Alarm, Countdown & Power-Off Memory for Electronics Hobbyists Practical 4-Digit Digital Clock Kit YH-351 - AT89C2051 MCU with Alarm, Countdown & Power-Off Memory for Electronics Hobbyists

Practical 4-Digit Digital Clock Kit YH-351 - AT89C2051 MCU with Alarm, Countdown & Power-Off Memory for Electronics Hobbyists

$38.48 $81.88

12 sold

Categories: Electronic Components & Supplies, Active Components

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50% off
AOZILIN Digital Circuit Traffic Light Kit Countdown Timer Customizable Time Electronics Course DIY AOZILIN Digital Circuit Traffic Light Kit Countdown Timer Customizable Time Electronics Course DIY

AOZILIN Digital Circuit Traffic Light Kit Countdown Timer Customizable Time Electronics Course DIY

$60.11 $120.23

Categories: Electronic Components & Supplies, Active Components

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67% off
DC12V LED Display Countdown Timing Timer Delay Turn OFF Relay Switch Module DC12V LED Display Countdown Timing Timer Delay Turn OFF Relay Switch Module

DC12V LED Display Countdown Timing Timer Delay Turn OFF Relay Switch Module

$37.87 $114.83

3 sold

Categories: Electronic Components & Supplies, Active Components

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CN101A Digital Microcomputer 7Days Weekly Programmer Electronic Timer Switch 220V Time Relay with Countdown 12V DC for Light Fan CN101A Digital Microcomputer 7Days Weekly Programmer Electronic Timer Switch 220V Time Relay with Countdown 12V DC for Light Fan

CN101A Digital Microcomputer 7Days Weekly Programmer Electronic Timer Switch 220V Time Relay with Countdown 12V DC for Light Fan

$42.90 $42.90

Categories: Electronic Components & Supplies, Active Components

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DC 12V Digital Display Delay Relay Module, Multi-Function Timer with Infinite Loop and Countdown Control for Projects DC 12V Digital Display Delay Relay Module, Multi-Function Timer with Infinite Loop and Countdown Control for Projects

DC 12V Digital Display Delay Relay Module, Multi-Function Timer with Infinite Loop and Countdown Control for Projects

$2.18 $2.18

Categories: Electronic Components & Supplies, Active Components

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DC 5V 12V 24V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display YL-002 DC 5V 12V 24V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display YL-002

DC 5V 12V 24V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display YL-002

$43.26 $43.26

3 sold

Categories: Electronic Components & Supplies, Active Components

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50% off
AOZILIN 24 Second Countdown Timer PCB Kit DIY Electronic Soldering Practice Board for Basketball Game AOZILIN 24 Second Countdown Timer PCB Kit DIY Electronic Soldering Practice Board for Basketball Game

AOZILIN 24 Second Countdown Timer PCB Kit DIY Electronic Soldering Practice Board for Basketball Game

$104.11 $208.22

Categories: Electronic Components & Supplies, Active Components

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30% off
Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$3.01 $4.30

Categories: Electronic Components & Supplies, Active Components

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51% off
DC5V LED Digital Electronic Clock DIY Kit Instructional Soldering Components Featuring Alarm, Temperature and Countdown Function DC5V LED Digital Electronic Clock DIY Kit Instructional Soldering Components Featuring Alarm, Temperature and Countdown Function

DC5V LED Digital Electronic Clock DIY Kit Instructional Soldering Components Featuring Alarm, Temperature and Countdown Function

$62.70 $127.95

92 sold

Categories: Electronic Components & Supplies, Active Components

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50% off
AOZILIN 30 Second Countdown Circuit DIY Kit 2-Digit Counter Digital Circuit for Basketball Game Electronic Learning Project AOZILIN 30 Second Countdown Circuit DIY Kit 2-Digit Counter Digital Circuit for Basketball Game Electronic Learning Project

AOZILIN 30 Second Countdown Circuit DIY Kit 2-Digit Counter Digital Circuit for Basketball Game Electronic Learning Project

$26.02 $52.05

Categories: Electronic Components & Supplies, Active Components

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50% off
DC 5V Electronic LED Candle Light Led Matrix Display Screen Light Countdown/Blessing Message Power Supply Atmosphere Lighting Mo DC 5V Electronic LED Candle Light Led Matrix Display Screen Light Countdown/Blessing Message Power Supply Atmosphere Lighting Mo

DC 5V Electronic LED Candle Light Led Matrix Display Screen Light Countdown/Blessing Message Power Supply Atmosphere Lighting Mo

$63.68 $127.37

1 sold

Categories: Electronic Components & Supplies, Active Components

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8% off
Count Up Countdown Timer DIY Soldering Project Digital Timer with LED Display STEM Electronics Kit for Beginner School Education Count Up Countdown Timer DIY Soldering Project Digital Timer with LED Display STEM Electronics Kit for Beginner School Education

Count Up Countdown Timer DIY Soldering Project Digital Timer with LED Display STEM Electronics Kit for Beginner School Education

$18.39 $19.99

1 sold

Categories: Electronic Components & Supplies, Active Components

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1pcs time control switch intermittent infinite loop countdown switch controller timing relay module 5V 1pcs time control switch intermittent infinite loop countdown switch controller timing relay module 5V

1pcs time control switch intermittent infinite loop countdown switch controller timing relay module 5V

$42.00 $42.00

Categories: Electronic Components & Supplies, Active Components

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50% off
LED Digital Electronic Clock DIY Kit Clock Teaching Welding Exercise Circuit Board Set with Alarm Clock Temperature Countdown LED Digital Electronic Clock DIY Kit Clock Teaching Welding Exercise Circuit Board Set with Alarm Clock Temperature Countdown

LED Digital Electronic Clock DIY Kit Clock Teaching Welding Exercise Circuit Board Set with Alarm Clock Temperature Countdown

$62.78 $125.56

2 sold

Categories: Electronic Components & Supplies, Active Components

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Time Control Switch Intermittent Infinite Cycle Countdown Switch Control Timing Relay Module 12V 5V (D2A2) Time Control Switch Intermittent Infinite Cycle Countdown Switch Control Timing Relay Module 12V 5V (D2A2)

Time Control Switch Intermittent Infinite Cycle Countdown Switch Control Timing Relay Module 12V 5V (D2A2)

$4.44 $4.44

Categories: Electronic Components & Supplies, Active Components

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Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-Bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$21.48 $21.48

29 sold

Categories: Electronic Components & Supplies, Active Components

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5% off
Free Ship 1PCS When The Control Switch Intermittent Infinite Loop Countdown Switching Relay Module Free Ship 1PCS When The Control Switch Intermittent Infinite Loop Countdown Switching Relay Module

Free Ship 1PCS When The Control Switch Intermittent Infinite Loop Countdown Switching Relay Module

$4.50 $4.74

1 sold

Categories: Electronic Components & Supplies, Active Components

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HXY-1PCS AC 220V 230V LED Display Countdown Timing Timer Delay Turn OFF Time R elay Module Board For arduino HXY-1PCS AC 220V 230V LED Display Countdown Timing Timer Delay Turn OFF Time R elay Module Board For arduino

HXY-1PCS AC 220V 230V LED Display Countdown Timing Timer Delay Turn OFF Time R elay Module Board For arduino

$27.73 $27.73

12 sold

Categories: Electronic Components & Supplies, Active Components

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Free Ship 1PCS Trigger 99 Adjustable LED Digital Tube Display Countdown Microcontroller Relay Module Module Circuit Free Ship 1PCS Trigger 99 Adjustable LED Digital Tube Display Countdown Microcontroller Relay Module Module Circuit

Free Ship 1PCS Trigger 99 Adjustable LED Digital Tube Display Countdown Microcontroller Relay Module Module Circuit

$4.11 $4.11

Categories: Electronic Components & Supplies, Active Components

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4% off
DIY Electronic Kit 60 Second Countdown Timer Red Smart Timing Alarm Soldering Project Practice Suite Components Welding Learning DIY Electronic Kit 60 Second Countdown Timer Red Smart Timing Alarm Soldering Project Practice Suite Components Welding Learning

DIY Electronic Kit 60 Second Countdown Timer Red Smart Timing Alarm Soldering Project Practice Suite Components Welding Learning

$4.79 $4.99

Categories: Electronic Components & Supplies, Active Components

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49% off
DC 5V Electronic LED Candle Light, Countdown/Message Ambient Lighting Module, 8x16 LED Matrix Display Light, USB-Powered DC 5V Electronic LED Candle Light, Countdown/Message Ambient Lighting Module, 8x16 LED Matrix Display Light, USB-Powered

DC 5V Electronic LED Candle Light, Countdown/Message Ambient Lighting Module, 8x16 LED Matrix Display Light, USB-Powered

$61.70 $123.39

7 sold

Categories: Electronic Components & Supplies, Active Components

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40% off
Electronic Hourglass Dot Matrix Cyberpunk Gravity-Sensor DIY Countdown Timer Development Board Teaching Interesting Experiment Electronic Hourglass Dot Matrix Cyberpunk Gravity-Sensor DIY Countdown Timer Development Board Teaching Interesting Experiment

Electronic Hourglass Dot Matrix Cyberpunk Gravity-Sensor DIY Countdown Timer Development Board Teaching Interesting Experiment

$40.81 $68.02

Categories: Electronic Components & Supplies, Active Components

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5% off
Basketball Game 24 Seconds Countdown Electric 2-bit Countdown Electronic Production Practice Electronic Teaching Kit DIY Basketball Game 24 Seconds Countdown Electric 2-bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

Basketball Game 24 Seconds Countdown Electric 2-bit Countdown Electronic Production Practice Electronic Teaching Kit DIY

$3.37 $3.55

Categories: Electronic Components & Supplies, Active Components

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1PCS XH-M662 Digital Timer Switch Countdown Timer Module 5-60 Minutes 1-24 Hours 1PCS XH-M662 Digital Timer Switch Countdown Timer Module 5-60 Minutes 1-24 Hours

1PCS XH-M662 Digital Timer Switch Countdown Timer Module 5-60 Minutes 1-24 Hours

$68.57 $68.57

Categories: Electronic Components & Supplies, Active Components

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STEM DIY 24-Second Shot Clock Kit 2-Digit LED Countdown Timer Module for Basketball Games & Educational Projects STEM DIY 24-Second Shot Clock Kit 2-Digit LED Countdown Timer Module for Basketball Games & Educational Projects

STEM DIY 24-Second Shot Clock Kit 2-Digit LED Countdown Timer Module for Basketball Games & Educational Projects

$27.47 $27.47

Categories: Electronic Components & Supplies, Active Components

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40% off
Button Count Trigger Close Timing Delay Countdown Time Relay Switch Module Infinite Cycle On Off Button Count Trigger Close Timing Delay Countdown Time Relay Switch Module Infinite Cycle On Off

Button Count Trigger Close Timing Delay Countdown Time Relay Switch Module Infinite Cycle On Off

$31.20 $52.00

Categories: Electronic Components & Supplies, Active Components

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9-second Countdown Practical Training Experiment DIY Electronic Technology To Make Welding Exercises 9-second Countdown Practical Training Experiment DIY Electronic Technology To Make Welding Exercises

9-second Countdown Practical Training Experiment DIY Electronic Technology To Make Welding Exercises

$51.66 $51.66

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51% off
Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

$41.64 $84.98

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DC 12V Digital Display Delay Relay Delay Time Multi-function Module Infinite Loop Countdown Switch Control Module Timer Module DC 12V Digital Display Delay Relay Delay Time Multi-function Module Infinite Loop Countdown Switch Control Module Timer Module

DC 12V Digital Display Delay Relay Delay Time Multi-function Module Infinite Loop Countdown Switch Control Module Timer Module

$2.20 $2.20

2 sold

Categories: Electronic Components & Supplies, Active Components

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Basketball Game 24 Second Countdown Circuit 24 Second Timer Electronic Production Training DIY Kit (loose) Basketball Game 24 Second Countdown Circuit 24 Second Timer Electronic Production Training DIY Kit (loose)

Basketball Game 24 Second Countdown Circuit 24 Second Timer Electronic Production Training DIY Kit (loose)

$6.78 $6.78

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30% off
Electronic Stopwatch Timer Multi-function Digital Countdown Diy Electronic Kit Based on 51 Single Chip Microcomputer Design Electronic Stopwatch Timer Multi-function Digital Countdown Diy Electronic Kit Based on 51 Single Chip Microcomputer Design

Electronic Stopwatch Timer Multi-function Digital Countdown Diy Electronic Kit Based on 51 Single Chip Microcomputer Design

$4.84 $6.92

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10% off
2 Digit Electronic Countdown Timer Kit Basketball 24S Timing Board DIY Electronic Production Teaching Practice Module 2 Digit Electronic Countdown Timer Kit Basketball 24S Timing Board DIY Electronic Production Teaching Practice Module

2 Digit Electronic Countdown Timer Kit Basketball 24S Timing Board DIY Electronic Production Teaching Practice Module

$19.74 $21.93

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50% off
AOZILIN Digital Circuit Traffic Light Kit 10/20/30s Countdown Lamp DIY Electronic Components for Physics Experiment Teaching AOZILIN Digital Circuit Traffic Light Kit 10/20/30s Countdown Lamp DIY Electronic Components for Physics Experiment Teaching

AOZILIN Digital Circuit Traffic Light Kit 10/20/30s Countdown Lamp DIY Electronic Components for Physics Experiment Teaching

$59.47 $118.95

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DIY Electronic Kit 6Bit Red LED Alarm Clock Counter Countdown Stopwatch Soldering Project Practice Suite Welding Learning DIY Electronic Kit 6Bit Red LED Alarm Clock Counter Countdown Stopwatch Soldering Project Practice Suite Welding Learning

DIY Electronic Kit 6Bit Red LED Alarm Clock Counter Countdown Stopwatch Soldering Project Practice Suite Welding Learning

$10.62 $10.62

6 sold

Categories: Electronic Components & Supplies, Active Components

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18% off
Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

Countdown Traffic Light Making Kit Digital Circuit Electronic DIY Teaching Practical Training Soldering Practice Loose Parts

$51.17 $62.40

Categories: Electronic Components & Supplies, Active Components

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