XIN HUI A.A. ELECTRONICS LTD

●	256 selectable code numbers prevents outside interference.
●	Transmission range of up to 150 feet (45 meters)
●	Weather proof for outdoor use.
●	Red light indicates battery is good.
●	A magnetic sensor/transmitter to detect anyone open the door with sounds. The unit is activated the moment the magnetic sensors move apart from the other more than ½ of an inch.
●	Power by a 12-Volt Alkaline battery, type A-23 or MN-21 (included)
●	Can be mounted with screws or double-sided tape (included)