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GSM alarm use 20m~150m Wall Gate Window Photoelectric Infrared double Beam Detector perimeter protection 2 beam infrared sensor

PIR Motion Sensor Switch DC5-24V 3A Human Body Infrared Induction Switch Hidden LED Sensor Switch for Wardrobe Cabinet Corridor

DC12V 24V Penetrable Smart Sensor 5A 60W Wood Board Touch Switch for Cabinet LED Light Touch Switch

1/5/10pcs GY521 GY-521 MPU6050 IIC I2C Interface 3 Axis Analog Gyroscope Sensor Accelerometer Compatible Module for Arduino

ADXL355 ADXL357 Three-Axis Accelerometer Sensor Module, Industrial-Grade Low Power Digital Output

SFM-V1.7 Semiconductor Integrated Touch Capacitive Acquisition And Identification Fingerprint Sensor Module UART Communication

Hailingke Fingerprint Recognition Module HLK-ZW101: Finger Detection Capacitive Semiconductor Fingerprint Sensor

Flame sensor module relay module two-in-one Fire Alarm Flame Flame Detection 5v/12v Flame switch

Tuya WiFi 15 in 1 Air Quality Detector CO/CO2/HCHO/TVOC/AQI/PM0.3/PM1.0/PM2.5/PM10 Air Quality Tester Temperature Humidity Meter

HC-SR04 To World Ultrasonic Wave Detector Ranging Module Microcontroller Sensor hc sr04 For Arduino Distance Sensor