Description

Magnetic sensor switch detects your door or window. Super loud 130 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. Easy stick installation and operation, press on/off switch to power on/off then insert 2 PCS AAA battery, tear the double-sided adhesive on the backpack, paste the door knob alarm on your target position.

Specification

Color: White

Material: Abs

Size: 1.3” x 2.37”

Weight: 0.22 lbs

Imprint Method: Silkscreen

Imprint Size: Customized

Imprint Location: Customized

Packaging: Box

Origin: China