Hiistar Wireless Entry Home Door Window Burglar Alarm with 10Pcs Safety Security Alarm System Magnetic Sensor

Features:  New and high quality  Super loud 95 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 more!  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  Operated by 3pcs of 1. 5V LR44 / AG 13 button cell ( included )  Specifications:  Sensor type: alarm  Alarm type: sound  Material: plastic  Color: White  Size: 2.5 x 1.3 x 0.8 inch  Included:  10 x Magnetic Sensor  10 x Magnetic Stick  30 x LR44 Button Battery