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Wireless Smart Home Infrared Sensor Security Doorbell Modern House Door Bell Features: This product used advanced manufacturing technology. It has body sensing, high performance, energy-saving functions. It is without inadvertently touching or interference. And monitoring of human movement with in certain scope. Volume: 4 levels adjustable (Can`t adjust volume at alarm mode) color: White material: plastic Item specifications: Power supply : AAA batteries (battery not included) Detection range: 4-6m at "Alarm"mode: keeps you aware of intruders;at "Music" mode: just as a doorbell,with 32 music to welcome your guests Induction method : infrared sensor triggered Ambient temperature/humidity : -10 -50 degree Detection Angle: Horizontal Angle of 110 degrees, vertical Angle of 15 degrees The main function: Automatic body sensing , ultra-long , wide-angle detection. Adjustable direction (with stand). Host built-in speakers, alarm loudness of 75-95 db Installation : No need professional personnel, easy to install yourself Music: 32 music and vocals optional Size: 81*81*42mm Package content : 1x Doorbell 1x double-sided tape 2x screw Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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