Hb100 Microwave Motion Sensor 10.525ghz Doppler Radar Detector für arduinofoh

Chip: HB100. Type: Microwave Sensor. Application: Automatic door startup, Car, House intrusion alarm, Collision warning. To ensure product safety,check whether this item is. Size: See the picture. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item.