Product Name: Door and Window Entry AlarmPlace of Origin: ChinaFeatures: 1) Description: door / window entry alarm 2) Easily mounted by adhesive tape to window or door 3) Magnetic sensor switch detects entry protecting your home or office whether you are in or out 4) Warning door / window sticker is supplied free in package 5) Operated by 3 x 1.5V LR44 button cell (batteries included inpackage) Inner packing: Packing with blister card Outer packing: 200pcs/carton N.W.: 8kg G.W.: 9kg Volume: 0.04cbm