long distance 2m EK51-D2M4 E3JK-DS30M1 relay output infrared photoelectric switch sensor good price buy it!
$9.58-$10.08
Electrical Instruments Pir Sensor Switch 220V Infrared Surface Mount Ceiling Light Occupancy Sensor Motion Detector buy it!
$5.80-$7.80
HSR501 HC-SR501 Adjust IR Pyroelectric Infrared PIR Motion Sensor Detector Module motion sensor buy it!
$0.71-$0.82
infrared gas module MH-Z19B NDIR CO2 SENSOR FOR INDOOR AIR QUALITY MONITORING small size sensor buy it!
$10.00-$20.00
Tuya Infrared PIR Motion Sensor Wireless Smart Movement Detector Battery Powered WIFI PIR Motion Sensor
$7.50-$9.90
