Wireless Home Security Door Window Entry Burglar Alarm System Magnetic Sensor

HIIXHC door window alarm 1.Super suitability and stability. 100% New and high quality 2.【Easy to use & User description】 Magnetic sensor switch detects your door or window. Note: When the distance between the doorbell and the magnetic sensor is greater than 0.59 inches, the doorbell will emit a sound of 90 decibels or more, to alert you or drive away thieves and protect your children 【HIIXHC door window alarm Package include 】It comes in 10 packs Door window alarm, stable and dustproof. Plastic Imported It only takes 3 steps：1. insert 2 PCS AAA battery (battery do not contain in the box), 2. tear the double-sided adhesive on the backpack, paste the door knob alarm on your target position， 3. press on/off switch to power on/off. 【Applicable to multiple scenarios】 Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotel rooms,garages,and more！ Super loud 90 dB alarm. Super suitability and stability. 【HIIXHC door window alarm Package include 】It comes in 10 packs Door window alarm, stable and dustproof.