Wireless Motion Door Bell Welcome Chime Sensor Alarm Doorbell for Store Shop

Wireless Motion Door Bell Welcome
Chime Sensor Alarm Doorbell for Store Shop

Infrared sensor adopt to digital
fuzzy treatment, automatic temperature compensation, Radio frequency
anti-interference,has low rate of false alarm.

Integrating a variety of functions,welcome,wireless doorbell ,guard defence and so on.

2 choice of power supply :3 AAA battery(not included) and 9-15v power adapter

Support human voice, 32 beautiful songs and alarm

4 level of adjustable sound volume

Power Supply: 9-12V

Battery: 3 * AAA batteries (not included)

Detection Angle: 110°(horizontal), 60°(vertical)

Volume: 85db±5db

Bell Number: 32

Product Size: Approx. 5 * 8cm / 2.0 * 3.1inch

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