High Decibel Safety Sensor Alarm

This High Decibel Safety Sensor Alarm is a great way to keep your home safe. This alarm senses the door’s movement. When the door opens the alarm is releasing a loud alarm.

Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes, apartments, mobile homes, offices, hotel rooms, garages, and more!

Magnetic sensor switch detects your door or window. Easy stick installation and operation, press on/off switch to power on/off then insert 2 PCS AAA battery (battery do not contain in the box), tear the double-sided adhesive on the backpack, paste the doorknob alarm on your target position.

Super loud 90 dB alarm. When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner. Super suitability and stability.

Feature:

Door sensor size: 65x34x16.5mm

Magnetic stripe size: 36x10x14mm

Weight: 45g

Compound multi-layer design

Built-in omnidirectional antenna

Superior circuit design

High-performance and low power consumption

Superior ABS material

Working frequency:433MHz

Shock resistence:4.7M,1.2M.3.5M,300k

Package Includes: 1pc Window Sensor