Wireless hotel burglar home security Office anti-theft door window Alarm

Product Details:Product Model: AKS-809Size: 75*38*11.5mmMagnet Size: 33*11.8*8.5mmWeight: 31gDecibel: 125dBMaterial: ABSBattery: LR44*3pcsPackage: 2Packs,6Packs,10Packs FUNCTION:1. Products have main unit and magnet strip.2. Tear off the back sticker,put the main unit and magnet strip on the door or window. When the door is opened, magnet strip away from the unit, item emit 125dB alarm.3. With low voltage indicator to warn user to change the battery.4. Easily mounted by stickers to windows or door and popular use in office and home. Product Description: