Welcome Sensor, Independent Sensor IR Motion Sensor Doorbell 16 Music Door Bell Alarm Welcome Door Bell Entry Alarm for Store Home

Specification:Color: WhiteMaterial: ABS plasticSound:The first Level: WelcomeThe Second Level: Dingdong +16 music + alarm sound (adjustable)Battery: 3 AA batteries (not included)Remote Detection: 0-6 meters Applicable Temperature: 0-25℃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 (alkaline 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 BaseNote: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 (above 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 flows changes greatly (such as air outlet, exhaust fan, electric furnace, etc.), not installed in the sun or rain.

• HIGH SENSITIVITY: The welcome sensor detector is super sensitive and will not give false alarms. Fully automatic infrared induction, strong sensitivity, not affected by light. So the doorbell can be sensed no matter day or night.
• SWIVELS STAND: The bottom stand of welcome door bell entry alarm can be rotated, making it easier to adjust the monitoring angle. You can place it anywhere or fix it to the wall.
• TWO LEVELS: Door chime greeting doorbell hsa 16 Musical Infrared Welcome (available both day and night) with two levels. The first level is welcome, and the second level is Ding Dong (adjustable).
• LOUD SOUND: The host of IR motion sensor doorbell has a built-in speaker, the welcome loudness is 85±5 decibels, and the sound is loud. The long-distance detection can reach 0-6 meters, and the available temperature is 0-25 degrees.
• AFTER-SALE SERVICE: Our doorbell welcome device is brand new, if you have any questions about our welcome sensor, you can contact us at any time, we will provide you with sincere service.