White Welcome Chime Motion Sensor Warning Doorbell Door Bell Alarm


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Description :

White Welcome Chime Motion Sensor Warning Doorbell Door Bell Alarm

Door bell uses advanced microcomputer manufacturing technology, and automatic human infrared sensor, high performance,  and easy using. Specially designed to prevent false alarm device,it is triggered when someone walking infrared sensors,will send an alarm or music, greetings, etc… 
That close to your life, and can be widely used in offices, homes, shops,factories, etc…is not only convenient, and gave you pleasure and a sense of security.
Specification :

Work voltage : 3 AAA batteries/DC9V power (For your safety and quickly receive the item, batteries are not included.)
Quiescent current : 10MA
Work current : 100MA
Detection range : 2-8M
View Angle : 60°(up and down)  110°(left and right)
Sound pressure : 75db – 95db, ±5db
Sensing method : infrared sensor
Ambient temperature/humidity : -25℃-55℃  5%-95%RH
Size : 81MM x 81MM x 42MM
Color : White
Material : ABS

Features :

32 ring tones to choose from, 3 kinds of sound types, 4 kinds of volume.
2-8 meters distance detection, wide angle, safety.
2 kinds of power supply mode.


How to install :

1. Fixed bracket on table or the position you want, with screws or double-sided tape.
2. Install 3 aaa 1.5V batteries (Alkaline batteries are recommended), or use the DC9V power adapter, and open the switch to “ON”
3. Select the type of sound you want or music, and adjust the volume appropriately.
4. Install the doorbell on the stand by a bayonet, when a visitor enters, the induction doorbell will be issued to the voice you chose.
5.  As a warning role, install in the balcony, doors, windows, stairs and other place thieves easy access to. And adjust the angle
and height of appropriate probe, when the thieves entered the zone, immediately audible alarm.
6. music catalog:
Like: Westminster chime, Fur Elise, knock, ding ding ding dong, OH Susan, iron at Nick numbers, Minuet (Bach ), Serenade (Haydn),
a military march, Minuet (Beethoven), minuet, Lambada (carnival of life), Moscow Nights, jasmine, lullabies, Huang birds,
birthday song , little star, London Bridge, ding ding dong,etc.

Package includes : 

1 x Automatic Door Bell
1 x Double Side Tape
2 x Screws
2 x Plastic Strips
Details pictures : 

you can track your packages after an order has shipped.