Sensore di movimento wireless allarme sicurezza domestica campanello vialetto allarme sistema di allarme
1 x Motion Sensor (Uses 3 AAA, Not Included). 1 x Motion Sensor Mounting Kit. 2 x Motion Sensor (Uses 3 AAA, Not Included). Help deter break in. Each device can be battery operated, and have usb plugs on all 3 to be hard wired.