Its a good gadget for your house. Describes at what it says on the ads,Bought 2 pieces and works exactly as what it says. Too loud as well.
Material: ABS + stainless steel cover. Wireless. Adjustable high, medium and low sensitivity. Vibration sensor. No need to install, it is easy for travelers to carry. The wedge design is suitable for any hinged door. The 120 dB active alarm continues to activate. It can be used as a door stop when the power switch is off. Powered by a 9V battery. (not included) Mini size saves space. Specially designed for home, office, hotel rooms. Make sure you are safe and at ease at home or on the go.
Dimensions and Weight
Product weight: 0.1000 kg Package weight: 0.1100 kg