Home Safety 125dB Loud Window Open Alarm Sensor System
Material
ABS
Size
96*43*20mm
Unit Weight
36g
Decibel
125dB
Battery
AAA alkaline battery *2
Switch
Button
Women security door unlocked alarm features:
1. Products have main unit and magnet strip.
2. Tear off the back sticker, put the main unit and magnet strip on the door or window. The magnet is located on the right side, keep the arrows parallel between the main machine and magnetic stripe. When the door is opened, magnet strip away from the unit, item emit 125dB alarm..
3.With low voltage indicator to warn user to change the battery. Remove the front cover to install 2AAA batteries.