5-36V Infrared PIR Smart Human Body Sensor Switch Module for Low-Voltage DC 12V Closet Lighting

$39.00

Air Temperature and Humidity Sensor Probe RS485/4-20mA High-Precision Greenhouse Transmitter Industrial Grade

$458.00

Puzhong STM32 Development Board F103ZET6/F407ZGT6 Embedded Microcontroller Learning Experiment Kit

$192.00

220V Infrared Human Body Sensor Switch with Microwave Radar, Sound and Light Control, Smart Control Module Relay with Forced Start

$55.50

Gas Alarm for Natural Gas and Coal Gas Leaks, Combustible Gas Detector with Digital Display, High Sensitivity Commercial Grade

$136.00

MQ-7 Module Carbon Monoxide Detection/Gas Sensing Sensor Alarm, High-Sensitivity Gas Detector

$6.30

Noise Meter Adapter Decibel Detector Transmitter, Sound Sensor Tester RS485, Industrial Grade

$244.00

GD32F470/427/407 Development Board, Embedded IoT, Microcontroller Learning Kit for Smart Home

$555.00

Wholesale Hotel Dedicated Human Body Smart Infrared Induction Module Switch (Three-Wire Type) XD-305

$58.00

Portable Single Combustible Gas Detector, Natural Gas Probe, Industrial High-Sensitivity Gas Alarm

$368.00

Siwei Zhian Household Combustible Gas Detector, New National Standard Sensitive Detector for Kitchen Natural Gas

$69.50

Ultrasonic Liquid Level Sensor for Non-Contact Waterproof Distance Measurement and Obstacle Avoidance

$115.20