The Magnetic Door Alarm Sensor provides a simple-to-use, cost-effective security solution to protect you and your family against home invasions thanks to the 120-decibel alarms, loud enough to make a would-be intruder think twice about entering through your doors or windows.

About our product:

• SENSOR ALARM SOUND LOUD: Extremely loud 120 dB alarm helps wake/alert homeowner or renter, helps deter intruder and possibly notifies neighbors (audible up to 750 feet/230M away)
• DOOR SENSOR ON & OFF: Magnetic sensor switch detects entry protecting your home or office whether you are in or out
• MAGNETIC SENSOR TRIGGERED ALARM: Alarm triggered after entry door or window opening
• DOOR/WINDOE ALARM EAST TO USE: No wiring needed, plus sensor mounts on either side of alarm for easier set up, Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes, apartments, mobile homes, do rms, offices, hotel rooms, garages, and more
• ATTRACTIVE & CONSUMER-PREFERRED: Superior to other home security products, this premium white alarm looks great inside your home

Features:

• New and high quality 
• Super loud 120 dB alarm
• Convenience in installation--just peel and stick 
• Super environmental suitability and stability 
• Dustproof and insect prevention 
• Easily mounted by adhesive
• Type to window or door
• Ideal entry warning for homes, apartments, mobile homes, do rms, offices, hotel rooms, garages, and mor
• Magnetic sensor switch detects entry protecting your home or office whether you are in or out 
• Warning door / window sticker is supplied free in package
• Battery supplied(not included)