Entry Burglar dependent wireless door open alarm

Item No.: DA03S
When the door/window is opened,the door alarm will ring for 30 seconds and auto stop
Description
Product Features
New and high quality
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.
Magnetic sensor switch detects entry protecting your home or office
Warning door / window sticker is supplied free in package
Operated by 3pcs LR44 button Batteries

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