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NJK-5002C Hall Effect Proximity Sensor NPN 3-Wires Normally Open Switch + Magne

$16^.89

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Magnetic Switch Reed Tube Sensor Module Magnetron Module Reed Tube Switch

$12^.89

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Zigbee Temperature Sensor Controller with Waterproof Probe,Tuya app Remote 16A Smart Switch(tuya zigbee hub Needed)

$49^.99

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1CH Intelligent Temperature Sensor,High Precision Waterproof Probe Sensor,Wireless Intelligent Monitoring,Tuya app Remote Smart Switch(tuya zigbee hub needed)

$45^.99

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Zigbee Temperature Monitor Controller,4 Channel 12V Tuya app Remote Dry Contact Smart Relay Switch with Waterproof Temperature Sensor Probe(Tuya Zigbee hub needed)

$57^.99

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LD2410C Human Presence Sensing Module 24GHz Millimeter Wave Radar Detector Non Contact Heartbeat Breathing Micro Motion Detection Switch Board Smart Home Automation Internet Of Things

$12^.99

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1Pc Color Code Sensor with Sensitive Adjusting Knob KT-RG22/BG22/WG22 10mm Mark Detection Switch(KT-WG22)

$123^.99

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AJMRTC 10Pcs Normally Open Reed Switch, 2×14mm N/O Magnetic Induction Contact Sensor, 2X14MM Normally Open Magnetic Switch for Door Window Alarm, Sensor Detection, Electronic Circuit DIY Project

$12^.20

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AJMRTC CLT IT PIR Infrared Human Motion Sensor Light Switch, 220V 50Hz Light Control Ceiling Motion Detector, Auto On/Off, 3-6m Sensing Range for Indoor Ceiling Lamp and Energy Saving Lighting Project

$14^.39

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AJMRTC 1PCS Human Infrared Sensor Light Strip Controller, DC5V-24V 4A LED Strip Induction Switch, Motion Activated Lamp Strip Dimmer for Cabinet Light, Wardrobe Light and DIY Lighting Projects

$11^.79

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AJMRTC LM393 Light Sensor Switch DIY Kit, Photosensitive Trigger Module with Adjustable Output, Light Detection Circuit for Arduino ESP32 STM32 Soldering Practice & Automation Projects

$11^.79

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AJMRTC HW-MS07 Microwave Radar Human Motion Induction Switch Module, Doppler Microwave Sensor Detector, Human Body Sensing Module for Smart Light, Home Automation, Security Alarm Electronic DIY Projec

$12^.74

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AJMRTC 52mm PP Horizontal Float Switch Liquid Water Level Sensor, Down Mounted Water Level Controller, Plastic Float Sensor for Water Tank Liquid Level Detection Pump Control Projects

$11^.94

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AJMRTC 52mm PP Horizontal Float Switch, Down Mount Liquid Water Level Sensor, Tank Water Level Controller, for Water Pump Aquarium Liquid Level Detection

$11^.94

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AJMRTC 1 Pack Embedded PIR Human Body Sensor Switch AC220V Three-Wire Motion Detector, Adjustable Delay Time, Automatic On Off, Household Sensor Controller for LED Lights, Fans, Corridor Stairwell

$18^.76

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AJMRTC XH-M203 Automatic Water Level Controller Module, Liquid Level Sensor Switch, Water Pump Auto On/Off Control Board for Water Tank, Pool, Aquarium and Liquid Monitoring DIY Projects

$11^.79

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AJMRTC Integrated Protection Liquid Level Sensor Switch Module, Automatic Pumping and Drainage Water Level Control Circuit Board, Water Level Detection Controller for Water Tank Pool Pump Control

$13^.04

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AJMRTC Adjustment Kit Replacement Switch Assembly for HD HRR216K6 Lawn Mower, Durable LongLasting Control Switch Adjustment Repair Kit for Regular Daily Garden Tool Optimal Operating Performance

$24^.42

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AJMRTC HighSensitivity Linear Hall Sensor Module, 1.4mV/G Analog Output Magnetic Field Strength Detector, Magnetic Induction Switch Module for Arduino Microcontroller DIY Electronic Projects

$16^.82

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AJMRTC SR602 Mini PIR Motion Sensor Detector Module, Pyroelectric Infrared Human Body Sensing Switch Kit with Fresnel Lens & Mount Bracket for Arduino ESP32 Raspberry Pi Smart Light Alarm DIY Projects

$11^.72

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AJMRTC 2 Pack PIR Infrared Motion Sensor, DC5-24V Auto On Off Timer Switch, Human Body Motion Detector White PIR Sensor Module for LED Light, Home Lighting, Cabinet Lamp, DIY Automation Project

$13^.32

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AJMRTC 2Pcs Black PIR Motion Sensor Switch, AC220V Mini Human Body Infrared Sensor, Adjustable Delay & Sensitivity Infrared Body Detector for LED Flood Light, Outdoor Light Auto On Off Control

$14^.92

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AJMRTC LM393 SCA60C Axis Tilt Sensor Module, Single Axis Tilt Detection Sensor, Angle Tilt Switch Module with Comparator Output for Arduino STM32 Raspberry Pi Embedded Experiment Projects

$24^.35

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AJMRTC YF-S401 Water Flow Sensor Meter, 0.3-6L/min Hall Effect Flowmeter Counter, Hot Water Flow Switch for Coffee Machine, Liquid Flow Measurement DIY Project

$11^.79

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Unique Bargains 5 Pcs Door Window Magnetic Switch Home Alarm Security System NO Normally Open

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Unique Bargains 5 Pcs Door Window Magnetic Switch Home Alarm Security System NO Normally Open

$9^.99

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AJMRTC AC85-265V PIR Motion Sensor Switch, Automatic Infrared Human Detector with 30 Second Time Delay, Body Induction Control Module for LED Light, Lamp and Indoor Lighting Project

$13^.67

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AJMRTC DC 12V-24V Infrared PIR Motion Sensor Switch Module, Programmable LED Controller with Adjustable Delay Time, Human Body Induction Trigger Module for LED Light Automatic Control DIY Project

$14^.67

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HLK-LD2410 24g Smart Human Presence Sensor Radar Module with 1.25 to 2.54mm Dupont Cable 24GHz LD2410 Millimeter Wave Motion Switch Sensor Module with Pins

$13^.99

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Three Wire Micro Inductive Proximity Sensor, IP68 Waterproof Metal Detecting Switch with 2m Cable, Selectable NPN/PNP NO NC, Model NPN NC O3

$42^.67

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10PCS ST188 Reflection Infrared Photoelectric Sensor Photoelectric Switch Optical Sensor ST188 Slot PCB Photo Interrupter Slotted

$13^.99

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5Pcs HLK-LD101 10G Radar Module Intelligent Microwave Induction Switch Doppler Human Movement Detection Sensor

$13^.99

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3 Sets NO Recessed Door Window Contact Magnetic Reed Switch Alarm Security

$8^.99

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5 Pcs Recessed Door Window Security Magnetic Reed Switch Alarm Normally Open

$12^.49

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Unique Bargains 10 Sets NO Normally Open Security Magnetic Door Contact Reed Switch 15-25mm

$16^.49

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Schlage 679-05 HM SPDT Magnetic Switch, Black

$65^.43

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Touch Switch Sensor stepless LED Sensing dimming Touch Switch, Suitable for LED Light and Mirror Light dimming Control Switch Touch Panel

$28^.99

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