Magnetic trigger technology, 100 dB alarm alerts you of potential break-ins and when someone enters the door of a house/room or office
Alarm can be programmed for use with up to 5 remote controls, operation range plus /-32ft
Sturdy, compact design, detects entry and fits on any door or window, perfect for home, office, dorm room, garage or even RVs
Easy installation, simply peel and stick, no tools needed. Warning sticker is included
O main unit : requires 3 x AAA batteries (not included) o remote control: 1 x cr2032 battery (included)