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1pcs HC-SR505 Mini PIR Motion Sensor – Infrared Body Detector Module for Arduino & Automatic Switch Systems

1pcs HC-SR505 Mini PIR Motion Sensor – Infrared Body Detector Module for Arduino & Automatic Switch Systems

$4.94$4.94

103 sold
Automatic lifting and lowering voltage regulator Power module Output 3.3/4.2/5/9/12V from 3 to 15V Automatic lifting and lowering voltage regulator Power module Output 3.3/4.2/5/9/12V from 3 to 15V

Automatic lifting and lowering voltage regulator Power module Output 3.3/4.2/5/9/12V from 3 to 15V

$0.90$0.90

DC automatic step-up step-down module 2.5V-15V to 3.3V 5V fixed output Boost Buck power module

DC automatic step-up step-down module 2.5V-15V to 3.3V 5V fixed output Boost Buck power module

$0.65$0.65

1 sold
5% off
Single-chip TTL To RS485 Module 485 To Serial UART Level Interchange Hardware Automatic Flow Control Board Single-chip TTL To RS485 Module 485 To Serial UART Level Interchange Hardware Automatic Flow Control Board

Single-chip TTL To RS485 Module 485 To Serial UART Level Interchange Hardware Automatic Flow Control Board

$1.11$1.17

Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

$0.67$0.67

30% off
1-5pcs TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V 1-5pcs TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

1-5pcs TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

$0.75$1.07

5-50pcs 5V To 3.3V DC-DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage 5-50pcs 5V To 3.3V DC-DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage

5-50pcs 5V To 3.3V DC-DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage

$14.48$14.48

1 sold
TTL Turn To RS485 Module Hardware Automatic Flow Control Module Serial UART Level Mutual Conversion Power Supply Module 3.3V 5V TTL Turn To RS485 Module Hardware Automatic Flow Control Module Serial UART Level Mutual Conversion Power Supply Module 3.3V 5V

TTL Turn To RS485 Module Hardware Automatic Flow Control Module Serial UART Level Mutual Conversion Power Supply Module 3.3V 5V

$0.64$0.64

1 sold
TTL to RS485 Module Automatic Transceiver for STM32 GD32 STC AT89S CH32V Series TEST Program Easy to USE TTL to RS485 Module Automatic Transceiver for STM32 GD32 STC AT89S CH32V Series TEST Program Easy to USE

TTL to RS485 Module Automatic Transceiver for STM32 GD32 STC AT89S CH32V Series TEST Program Easy to USE

$6.38$6.38

11% off
1pcs TTL turn RS485 module 485 to serial UART level mutual conversion hardware automatic flow control 1pcs TTL turn RS485 module 485 to serial UART level mutual conversion hardware automatic flow control

1pcs TTL turn RS485 module 485 to serial UART level mutual conversion hardware automatic flow control

$0.92$1.03

7% off
YX850 Power failure automatic switching standby battery lithium battery module 5V-48V universal emergency converter JY-850 YX850 Power failure automatic switching standby battery lithium battery module 5V-48V universal emergency converter JY-850

YX850 Power failure automatic switching standby battery lithium battery module 5V-48V universal emergency converter JY-850

$0.70$0.75

31 sold
9% off
Power Supply 5V to 48V Board Relay Module Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 5V to 48V Board Relay Module Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery

Power Supply 5V to 48V Board Relay Module Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery

$0.96$1.06

DM13B Automatic DC-DC Booster Buck Power Supply module Wide Range Small Volume ENIG SOC Single Output DM13B Automatic DC-DC Booster Buck Power Supply module Wide Range Small Volume ENIG SOC Single Output

DM13B Automatic DC-DC Booster Buck Power Supply module Wide Range Small Volume ENIG SOC Single Output

$0.80$0.80

1 sold
10% off
CLT TTL‑RS485 Automatic Converter Module, 3.3V/5V Adapter for Arduino AVR CLT TTL‑RS485 Automatic Converter Module, 3.3V/5V Adapter for Arduino AVR

CLT TTL‑RS485 Automatic Converter Module, 3.3V/5V Adapter for Arduino AVR

$6.48$7.20

25% off
YX850 Automatic Power Switch Module DC 5V-48V 10A UPS Backup for 18650 Battery Raspberry Pi Router CCTV Emergency Lighting YX850 Automatic Power Switch Module DC 5V-48V 10A UPS Backup for 18650 Battery Raspberry Pi Router CCTV Emergency Lighting

YX850 Automatic Power Switch Module DC 5V-48V 10A UPS Backup for 18650 Battery Raspberry Pi Router CCTV Emergency Lighting

$5.85$7.80

Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

$0.67$0.67

5% off
LIZAO RS485 to TTL Adapter Module, Automatic Two-Way Serial Port Converter for Industrial Control Projects LIZAO RS485 to TTL Adapter Module, Automatic Two-Way Serial Port Converter for Industrial Control Projects

LIZAO RS485 to TTL Adapter Module, Automatic Two-Way Serial Port Converter for Industrial Control Projects

$0.61$0.64

30% off
TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

$6.82$9.75

TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

$6.68$6.68

10% off
1PCS 5PCS 10PCS For HF HFKA 012-1ZST 012-1ZSPT 012-2ZST 012-2ZSPT Automatic door and window car relay original 1PCS 5PCS 10PCS For HF HFKA 012-1ZST 012-1ZSPT 012-2ZST 012-2ZSPT Automatic door and window car relay original

1PCS 5PCS 10PCS For HF HFKA 012-1ZST 012-1ZSPT 012-2ZST 012-2ZSPT Automatic door and window car relay original

$7.20$8.00

Rain proof fully automatic street light sensing switch AS-10 light control switch 12V 24V 220V automatic photosensitive controll Rain proof fully automatic street light sensing switch AS-10 light control switch 12V 24V 220V automatic photosensitive controll

Rain proof fully automatic street light sensing switch AS-10 light control switch 12V 24V 220V automatic photosensitive controll

$5.13$5.13

5 sold
8% off
XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module

XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module

$3.58$3.89

6 sold
XH-M131 DC 5V 24V 12V 10A Photocontrol Switch Photoresistor Relay Module Detection Sensor Brightness Automatic Control XH-M131 DC 5V 24V 12V 10A Photocontrol Switch Photoresistor Relay Module Detection Sensor Brightness Automatic Control

XH-M131 DC 5V 24V 12V 10A Photocontrol Switch Photoresistor Relay Module Detection Sensor Brightness Automatic Control

$4.43$4.43

49% off
Solar light circuit control board, solar lawn lamp 3-24V lithium battery, lead-acid battery lamp automatic control board Solar light circuit control board, solar lawn lamp 3-24V lithium battery, lead-acid battery lamp automatic control board

Solar light circuit control board, solar lawn lamp 3-24V lithium battery, lead-acid battery lamp automatic control board

$3.47$6.80

11% off
DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

$0.98$1.10

Power failure automatic switching backup battery relay module 5V-48V universal emergency converter Power failure automatic switching backup battery relay module 5V-48V universal emergency converter

Power failure automatic switching backup battery relay module 5V-48V universal emergency converter

$4.96$4.96

12% off
DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

$3.76$4.27

2 sold
5% off
Automatic Water Level Control Module, DIY Liquid Level Controller for Water Tanks, Electronic Training & Automation Projects Automatic Water Level Control Module, DIY Liquid Level Controller for Water Tanks, Electronic Training & Automation Projects

Automatic Water Level Control Module, DIY Liquid Level Controller for Water Tanks, Electronic Training & Automation Projects

$1.12$1.18

High Quality XH-M601 Battery Charging Control Board 12V Intelligent Charger Power Control Panel Automatic Charging Power High Quality XH-M601 Battery Charging Control Board 12V Intelligent Charger Power Control Panel Automatic Charging Power

High Quality XH-M601 Battery Charging Control Board 12V Intelligent Charger Power Control Panel Automatic Charging Power

$0.72$0.72

11 sold
NE555 Automatic Water Level Control Switch Module Water Pumping and Drainage Controller Water Deficit Protection Device 5V 12V NE555 Automatic Water Level Control Switch Module Water Pumping and Drainage Controller Water Deficit Protection Device 5V 12V

NE555 Automatic Water Level Control Switch Module Water Pumping and Drainage Controller Water Deficit Protection Device 5V 12V

$1.06$1.06

Hygrometer Detection Soil Moisture Sensor Sensing Module Soil Humidity Sensor Module for Arduino Automatic Watering System Hygrometer Detection Soil Moisture Sensor Sensing Module Soil Humidity Sensor Module for Arduino Automatic Watering System

Hygrometer Detection Soil Moisture Sensor Sensing Module Soil Humidity Sensor Module for Arduino Automatic Watering System

$1.73$1.73

Infrared Sensing Proximity Switch Photoelectric Sensor Automatic Hand Dryer Faucet Sensing Module Infrared Sensing Proximity Switch Photoelectric Sensor Automatic Hand Dryer Faucet Sensing Module

Infrared Sensing Proximity Switch Photoelectric Sensor Automatic Hand Dryer Faucet Sensing Module

$1.12$1.12

1 sold
7% off
1/5/10PCS RCWL-0515 Microwave Radar Induction Switch Module, 2.7GHz Doppler Motion Sensor with Adjustable Sensing Distance,3-12V 1/5/10PCS RCWL-0515 Microwave Radar Induction Switch Module, 2.7GHz Doppler Motion Sensor with Adjustable Sensing Distance,3-12V

1/5/10PCS RCWL-0515 Microwave Radar Induction Switch Module, 2.7GHz Doppler Motion Sensor with Adjustable Sensing Distance,3-12V

$0.54$0.58

8 sold
9% off
Infrared sensing proximity switch photoelectric sensor automatic hand dryer faucet sensing module

Infrared sensing proximity switch photoelectric sensor automatic hand dryer faucet sensing module

$1.02$1.12

29% off
1pc High Qualit Automatic Solar Panel LED Lamp Control Switch Battery Charger Charging Controller Module 1pc High Qualit Automatic Solar Panel LED Lamp Control Switch Battery Charger Charging Controller Module

1pc High Qualit Automatic Solar Panel LED Lamp Control Switch Battery Charger Charging Controller Module

$5.37$7.56

12% off
1pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte 1pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

1pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

$5.20$5.91

12 sold
1pcs HC-SR505 Mini PIR Motion Sensor – Infrared Body Detector Module for Arduino & Automatic Switch Systems

1pcs HC-SR505 Mini PIR Motion Sensor – Infrared Body Detector Module for Arduino & Automatic Switch Systems

$4.94 $4.94

103 sold

Categories: Electronic Components & Supplies, Active Components

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Automatic lifting and lowering voltage regulator Power module Output 3.3/4.2/5/9/12V from 3 to 15V Automatic lifting and lowering voltage regulator Power module Output 3.3/4.2/5/9/12V from 3 to 15V

Automatic lifting and lowering voltage regulator Power module Output 3.3/4.2/5/9/12V from 3 to 15V

$0.90 $0.90

Categories: Electronic Components & Supplies, Active Components

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DC automatic step-up step-down module 2.5V-15V to 3.3V 5V fixed output Boost Buck power module

DC automatic step-up step-down module 2.5V-15V to 3.3V 5V fixed output Boost Buck power module

$0.65 $0.65

1 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
5% off
Single-chip TTL To RS485 Module 485 To Serial UART Level Interchange Hardware Automatic Flow Control Board Single-chip TTL To RS485 Module 485 To Serial UART Level Interchange Hardware Automatic Flow Control Board

Single-chip TTL To RS485 Module 485 To Serial UART Level Interchange Hardware Automatic Flow Control Board

$1.11 $1.17

Categories: Electronic Components & Supplies, Active Components

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Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

$0.67 $0.67

Categories: Electronic Components & Supplies, Active Components

Buy Now
30% off
1-5pcs TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V 1-5pcs TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

1-5pcs TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

$0.75 $1.07

Categories: Electronic Components & Supplies, Active Components

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5-50pcs 5V To 3.3V DC-DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage 5-50pcs 5V To 3.3V DC-DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage

5-50pcs 5V To 3.3V DC-DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage

$14.48 $14.48

1 sold

Categories: Electronic Components & Supplies, Active Components

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TTL Turn To RS485 Module Hardware Automatic Flow Control Module Serial UART Level Mutual Conversion Power Supply Module 3.3V 5V TTL Turn To RS485 Module Hardware Automatic Flow Control Module Serial UART Level Mutual Conversion Power Supply Module 3.3V 5V

TTL Turn To RS485 Module Hardware Automatic Flow Control Module Serial UART Level Mutual Conversion Power Supply Module 3.3V 5V

$0.64 $0.64

1 sold

Categories: Electronic Components & Supplies, Active Components

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TTL to RS485 Module Automatic Transceiver for STM32 GD32 STC AT89S CH32V Series TEST Program Easy to USE TTL to RS485 Module Automatic Transceiver for STM32 GD32 STC AT89S CH32V Series TEST Program Easy to USE

TTL to RS485 Module Automatic Transceiver for STM32 GD32 STC AT89S CH32V Series TEST Program Easy to USE

$6.38 $6.38

Categories: Electronic Components & Supplies, Active Components

Buy Now
11% off
1pcs TTL turn RS485 module 485 to serial UART level mutual conversion hardware automatic flow control 1pcs TTL turn RS485 module 485 to serial UART level mutual conversion hardware automatic flow control

1pcs TTL turn RS485 module 485 to serial UART level mutual conversion hardware automatic flow control

$0.92 $1.03

Categories: Electronic Components & Supplies, Active Components

Buy Now
7% off
YX850 Power failure automatic switching standby battery lithium battery module 5V-48V universal emergency converter JY-850 YX850 Power failure automatic switching standby battery lithium battery module 5V-48V universal emergency converter JY-850

YX850 Power failure automatic switching standby battery lithium battery module 5V-48V universal emergency converter JY-850

$0.70 $0.75

31 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
9% off
Power Supply 5V to 48V Board Relay Module Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery Power Supply 5V to 48V Board Relay Module Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery

Power Supply 5V to 48V Board Relay Module Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery

$0.96 $1.06

Categories: Electronic Components & Supplies, Active Components

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DM13B Automatic DC-DC Booster Buck Power Supply module Wide Range Small Volume ENIG SOC Single Output DM13B Automatic DC-DC Booster Buck Power Supply module Wide Range Small Volume ENIG SOC Single Output

DM13B Automatic DC-DC Booster Buck Power Supply module Wide Range Small Volume ENIG SOC Single Output

$0.80 $0.80

1 sold

Categories: Electronic Components & Supplies, Active Components

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10% off
CLT TTL‑RS485 Automatic Converter Module, 3.3V/5V Adapter for Arduino AVR CLT TTL‑RS485 Automatic Converter Module, 3.3V/5V Adapter for Arduino AVR

CLT TTL‑RS485 Automatic Converter Module, 3.3V/5V Adapter for Arduino AVR

$6.48 $7.20

Categories: Electronic Components & Supplies, Active Components

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25% off
YX850 Automatic Power Switch Module DC 5V-48V 10A UPS Backup for 18650 Battery Raspberry Pi Router CCTV Emergency Lighting YX850 Automatic Power Switch Module DC 5V-48V 10A UPS Backup for 18650 Battery Raspberry Pi Router CCTV Emergency Lighting

YX850 Automatic Power Switch Module DC 5V-48V 10A UPS Backup for 18650 Battery Raspberry Pi Router CCTV Emergency Lighting

$5.85 $7.80

Categories: Electronic Components & Supplies, Active Components

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Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

Mini IR Pyroelectric Infrared PIR Motion Human Sensor Automatic Detector Module AM312 Sensor DC 2.7 to 12V

$0.67 $0.67

Categories: Electronic Components & Supplies, Active Components

Buy Now
5% off
LIZAO RS485 to TTL Adapter Module, Automatic Two-Way Serial Port Converter for Industrial Control Projects LIZAO RS485 to TTL Adapter Module, Automatic Two-Way Serial Port Converter for Industrial Control Projects

LIZAO RS485 to TTL Adapter Module, Automatic Two-Way Serial Port Converter for Industrial Control Projects

$0.61 $0.64

Categories: Electronic Components & Supplies, Active Components

Buy Now
30% off
TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

$6.82 $9.75

Categories: Electronic Components & Supplies, Active Components

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TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR

$6.68 $6.68

Categories: Electronic Components & Supplies, Active Components

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10% off
1PCS 5PCS 10PCS For HF HFKA 012-1ZST 012-1ZSPT 012-2ZST 012-2ZSPT Automatic door and window car relay original 1PCS 5PCS 10PCS For HF HFKA 012-1ZST 012-1ZSPT 012-2ZST 012-2ZSPT Automatic door and window car relay original

1PCS 5PCS 10PCS For HF HFKA 012-1ZST 012-1ZSPT 012-2ZST 012-2ZSPT Automatic door and window car relay original

$7.20 $8.00

Categories: Electronic Components & Supplies, Active Components

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Rain proof fully automatic street light sensing switch AS-10 light control switch 12V 24V 220V automatic photosensitive controll Rain proof fully automatic street light sensing switch AS-10 light control switch 12V 24V 220V automatic photosensitive controll

Rain proof fully automatic street light sensing switch AS-10 light control switch 12V 24V 220V automatic photosensitive controll

$5.13 $5.13

5 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
8% off
XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module

XH-M131 DC 5V / 12V Light Control Switch Photoresistor Relay Module Detection Sensor 10A brightness Automatic Control Module

$3.58 $3.89

6 sold

Categories: Electronic Components & Supplies, Active Components

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XH-M131 DC 5V 24V 12V 10A Photocontrol Switch Photoresistor Relay Module Detection Sensor Brightness Automatic Control XH-M131 DC 5V 24V 12V 10A Photocontrol Switch Photoresistor Relay Module Detection Sensor Brightness Automatic Control

XH-M131 DC 5V 24V 12V 10A Photocontrol Switch Photoresistor Relay Module Detection Sensor Brightness Automatic Control

$4.43 $4.43

Categories: Electronic Components & Supplies, Active Components

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49% off
Solar light circuit control board, solar lawn lamp 3-24V lithium battery, lead-acid battery lamp automatic control board Solar light circuit control board, solar lawn lamp 3-24V lithium battery, lead-acid battery lamp automatic control board

Solar light circuit control board, solar lawn lamp 3-24V lithium battery, lead-acid battery lamp automatic control board

$3.47 $6.80

Categories: Electronic Components & Supplies, Active Components

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11% off
DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

$0.98 $1.10

Categories: Electronic Components & Supplies, Active Components

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Power failure automatic switching backup battery relay module 5V-48V universal emergency converter Power failure automatic switching backup battery relay module 5V-48V universal emergency converter

Power failure automatic switching backup battery relay module 5V-48V universal emergency converter

$4.96 $4.96

Categories: Electronic Components & Supplies, Active Components

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12% off
DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

DC 12V Battery Undervoltage Low Voltage Cut off Automatic Switch Recovery Protection Module Charging Controller Protection Board

$3.76 $4.27

2 sold

Categories: Electronic Components & Supplies, Active Components

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5% off
Automatic Water Level Control Module, DIY Liquid Level Controller for Water Tanks, Electronic Training & Automation Projects Automatic Water Level Control Module, DIY Liquid Level Controller for Water Tanks, Electronic Training & Automation Projects

Automatic Water Level Control Module, DIY Liquid Level Controller for Water Tanks, Electronic Training & Automation Projects

$1.12 $1.18

Categories: Electronic Components & Supplies, Active Components

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High Quality XH-M601 Battery Charging Control Board 12V Intelligent Charger Power Control Panel Automatic Charging Power High Quality XH-M601 Battery Charging Control Board 12V Intelligent Charger Power Control Panel Automatic Charging Power

High Quality XH-M601 Battery Charging Control Board 12V Intelligent Charger Power Control Panel Automatic Charging Power

$0.72 $0.72

11 sold

Categories: Electronic Components & Supplies, Active Components

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NE555 Automatic Water Level Control Switch Module Water Pumping and Drainage Controller Water Deficit Protection Device 5V 12V NE555 Automatic Water Level Control Switch Module Water Pumping and Drainage Controller Water Deficit Protection Device 5V 12V

NE555 Automatic Water Level Control Switch Module Water Pumping and Drainage Controller Water Deficit Protection Device 5V 12V

$1.06 $1.06

Categories: Electronic Components & Supplies, Active Components

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Hygrometer Detection Soil Moisture Sensor Sensing Module Soil Humidity Sensor Module for Arduino Automatic Watering System Hygrometer Detection Soil Moisture Sensor Sensing Module Soil Humidity Sensor Module for Arduino Automatic Watering System

Hygrometer Detection Soil Moisture Sensor Sensing Module Soil Humidity Sensor Module for Arduino Automatic Watering System

$1.73 $1.73

Categories: Electronic Components & Supplies, Active Components

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Infrared Sensing Proximity Switch Photoelectric Sensor Automatic Hand Dryer Faucet Sensing Module Infrared Sensing Proximity Switch Photoelectric Sensor Automatic Hand Dryer Faucet Sensing Module

Infrared Sensing Proximity Switch Photoelectric Sensor Automatic Hand Dryer Faucet Sensing Module

$1.12 $1.12

1 sold

Categories: Electronic Components & Supplies, Active Components

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7% off
1/5/10PCS RCWL-0515 Microwave Radar Induction Switch Module, 2.7GHz Doppler Motion Sensor with Adjustable Sensing Distance,3-12V 1/5/10PCS RCWL-0515 Microwave Radar Induction Switch Module, 2.7GHz Doppler Motion Sensor with Adjustable Sensing Distance,3-12V

1/5/10PCS RCWL-0515 Microwave Radar Induction Switch Module, 2.7GHz Doppler Motion Sensor with Adjustable Sensing Distance,3-12V

$0.54 $0.58

8 sold

Categories: Electronic Components & Supplies, Active Components

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9% off
Infrared sensing proximity switch photoelectric sensor automatic hand dryer faucet sensing module

Infrared sensing proximity switch photoelectric sensor automatic hand dryer faucet sensing module

$1.02 $1.12

Categories: Electronic Components & Supplies, Active Components

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29% off
1pc High Qualit Automatic Solar Panel LED Lamp Control Switch Battery Charger Charging Controller Module 1pc High Qualit Automatic Solar Panel LED Lamp Control Switch Battery Charger Charging Controller Module

1pc High Qualit Automatic Solar Panel LED Lamp Control Switch Battery Charger Charging Controller Module

$5.37 $7.56

Categories: Electronic Components & Supplies, Active Components

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12% off
1pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte 1pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

1pcs YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

$5.20 $5.91

12 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now