IR Infrared Motion Sensor, Activated Voice Welcome Doorbell, Dingdong 16 Music Alarm Sound Door Bell Entry Alarm for Shop Store,Home with Built in

$19.99
by FOSA

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PLUGGABLE WELCOME SENSOR The detector is super sensitive , not reporting false alarms. It can plug in or use battery.Pluggable Infrared sensor welcomer. INFRARED SENSOR WELCOMER Fully automatic infrared sensing , with strong sensitivity , can not be affected by light. So the doorbell can be sensed during day and night.Remote detection can reach to 0 6 meters , and the available temperature is 0 25 degrees. WELCOME DEVICE WITH ADJUSTABLE STAND The swivel bracket makes it easier to adjust the monitoring angle. You can place it anywhere or fix it on the wall.Widely suitable for shops , warehouses , office buildings , factories , and homes. BUILT IN LOUDLY SPEAKER WELCOMER The built in speaker of the host has a welcome loudness of 85±5 decibels , which is the loudest in the welcome family.Powered by 3 AA batteries , it is energy saving and in use. (This unit does not include batteries). 2-LEVEL MULTI-MUSIC WELCOMER- 16 music infrared welcomes(available in day and night) has two levels. The first level is welcome, and the second is dingdong & 16 music & alarm sound (adjustable). Specification:
Color: White
Material: ABS plastic
Sound:
The first Level: Welcome
The Second Level: Dingdong +16 music + alarm sound (adjustable)
Battery: 3 AA batteries (not included)
Remote Detection: 0 6 meters 
Applicable Temperature: 0 25 degrees
Installation and Use Method:
1. Push the battery cover on the back of the doorbell in the direction of the arrow , install 3 AA batteries ( batteries are recommended) and cover the battery cover.
2. Turn the doorbell switch to the voice or alarm level.
3. When a guest enters , the welcome doorbell will sound what you have chosen before.

Package List:
1 x Welcome Sensor 
2 x Base

Note:
1.Each time the battery is installed , the product needs to be self tested for about 15 20S , and then enter the normal working state.
2.Sensitivity and volume have been set in standard state , not adjustable.
3.If the product has an automatic sound or abnormality , please check the battery power supply or the installation position is correct.
4.Avoid directly facing the illuminating light , sunlight , reflection , direct exposure , if the ambient temperature is too high ( 30 degrees) , the device will appear from far to near , which is in normal.
5.When the doorbell sound is weak , please replace the battery. The doorbell should be installed in a position where the direct air changes greatly (such as air outlet , exhaust fan , electric furnace , etc.) , not installed in the sun or rain. 

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