2 Pack Window Door Alarm, Door Sensor Alarm for Kids Safety, Alarm System for Home Security with No Batteries for Pool, Garage, Apartment, Dorm, RV and Office
All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Multifunction - Door window alarm deterring thieves effectively by 110dB loud alarm, also prevent children /pets going out the house without notice.
Easy To Install - Wipe the flat surface, peel off sticker, mount the alarm on door and magnetic stripe on door frame. Done!!
Smart Design - The alarm and magnetic stripe are separated more than 0.39inch(10mm), it keeps going off until you close door(make them connection) or turn it off(switch to the button "OFF").
Power Save – Battery for power supply can be used for more than one year.(without Batteries)
Package Include - 4 x Door Window Alarm(without Batteries)