Multi-lingual Wireless Welcome Alarm Doorbell Store Entry Motion Sensor Infrared Detector

Multi-lingual Wireless Welcome Alarm Doorbell Store Entry Motion Sensor Infrared Detector

Product Name: Infrared Sensor Welcome Doorbell
Appearance material: ABS plastic
Feeling distance: 2-8M
Power supply mode: battery or power supply(Product does not contain batteries)
Power supply voltage: 4.5V
Scope of application: supermarkets, garages, apartments, villas

Fully automatic human body induction
Available as a visitor notification
Automatically switch between external power supply and dry battery independent power supply
The installation angle can be adjusted freely

Package Includes:
1 x Doorbell Sensor