QRE1113 Infrared Reflection Sensor Module 3.3V/5V

$1.891pcs
QRE1113 IR Reflection Sensor works stably in harsh environments, supports wide voltage, ideal for precision detection tasks.

RCWL-0515 Microwave Sensor

$1.201pcs
RCWL-0515 is a microwave sensing module based on Doppler radar technology, featuring a long sensing distance, a wide angle, and penetration detection capability.

Remote WiFi Thermostat Modules

$14.001 pcs
High-precision temperature measurement, WiFi remote control, wide voltage compatibility, low-power stability, multi-mode operation, smart interconnection, traceable data

SGP30 Gas Sensor eCO2 and TVOC

$16.601pcs
SGP30 Gas Sensor - Precise eCO₂/TVOC measurement with dual outputs & humidity compensation. Compact, stable, easy-to-use. I²C interface for Arduino, 0-1000ppm range, ideal for smart home & air monitoring.

SHT20 Digital Temperature And Humidity Sensor

$4.201 pcs
SHT20 digital temperature and humidity measurement module, I2C communication, small size, high precision, wide voltage

SHT30 Temperature And Humidity Sensor

$5.501pcs
SHT30 temp/humidity sensor, 1MHz IIC fast communication, high-precision digital output, CMOSens® capacitive humidity tech, stable & reliable, ideal for smart home/environment monitoring, Xiaomi-level quality!

SHT31 temperature and humidity sensor module

$7.231pcs
Industrial-grade SHT31 sensor with CMOSens® technology, -40~125℃ temp range, ±0.3℃/±2%RH accuracy, low power I2C interface, compatible with Arduino/Raspberry Pi for multi-scenario stability.

SP303 Water Leak Detection Module

$14.001pcs
The SP303 Water Leak Detection Module uses water-immersed electrodes to detect the presence of water. When water is present, the two electrodes form a circuit and output a digital signal.

SW-18010P Vibration Sensor Module

$0.991pcs
Ultra‑sensitive SW‑18010P detects tiny vibrations instantly. Digital output, plug and play. Tiny, low power. Adds reliable motion sensing to security, monitoring and smart hardware.

SW-18015P Normally Open Vibration Sensor Module

$0.991pcs
SW-18015P vibration sensor module detects tiny shakes instantly with lightning response! Normally open design enables plug-and-play ease. Compact size fits any project. Low power, anti-interference.

SW-420 Normally Closed Vibration Sensor Module

$0.991pcs
SW-420 vibration sensor module offers silent, reliable protection! Normally closed stays stable, triggers fast when vibrated, clear logic, easy integration. High sensitivity detects precise shakes.