EASY TO INSTALL AND OPERATE:Wipe the plane, tear off the sticker, install the alarm on the door, and install the magnetic strip on the door frame.
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"). No much space needed to install. It has 3 adjustable settings (on/off/set). Switch to the button "SET", soound like DI..., won't scare your kids or pets decide to leave without your knowing. Switch to the button "ON", beep...sound like police siren, very loud.
KEEP YOUR HOME AND OFFICE SAFE: Remind you immediately when the pets or someone come in. Prevent theft when no one at home, and the loud alarm will scare the thief so that you can sleep well at night without worrying about the intruders.
ALARM ON AND OFF MODE: When someone come in and open a door or window, making the gap more than 0.5 inches, this product will immediately send out an alarm. (high loud, > 90 dB) . If you want to keep the door open, please switch to the alarm off mode.
HOW TO INSTALL: Wipe the flat surface, peel off sticker, mount the alarm on door and magnetic stripe on door frame. Done!