Window Alarm Device Window Detector Security Alarm Door Sensor. Features: The product has an advanced vibration sensor that detects the slightest vibration or shock of the window glass. You'll be safe and protected in your house at any given time. Push the button to ON, the indicator will blink 3 times, the product will send out a 100 dB alarm sound when the shock, push the button to OFF, the alarm cancel. Use a 100db loud alarm siren, you'll be able to notice the danger. Small in size and takes up little space. Easy to install, no tools needed, just tape the alarm to the door. Wide range of applications: It can be used for doors, windows, drawers, cabinets, safe boxes, and so on. Specifications: Item name: Window alarm device Alarm volume: 100 decibels Battery: 3*LR44(Included) Product size: 7 x 7 x 0.9cm
