Wireless Driveway Alarm Waterproof Outdoor Motion Sensor Alarm With 1 Receiver And 2 Transmitters, 38 Chimes, 200M Range 9335161952686

[Wireless Motion Sensor Alarm] Includes 1 receivers and 2 transmitters, with 3-7m\/ 9.8-22.9ft effective detection range, 120 detection angle, can...