White, Pack of 2 Door and Window Alarms, Magnetic Entry Sensor, Anti-Theft Alert, 110 dB Chime for Home, Garage, Children's Safety, DIY Protection

Mini-sized alarm: Compact design, smaller than most door alarms. DIY installation, just peel and stick. It's easy to mount this alarm on any type of door or window.

Loud 110dB alarm: In constant alarm mode, once triggered, the continuous alarm will be an excellent deterrent for thieves and intruders. In doorbell mode, a loud sound will be a quick and effective reminder when your children or pets sneak out of the house.

4 operating modes: General alarm, constant alarm, door closing alert, doorbell mode. Simply flip the on/off switch up and down to select the modes.

Each mode corresponds to a different tone. Please refer to the product image for more details.

Multiple applications: Suitable not only for all types of doors and windows, such as hinged doors, rolling doors, and sliding doors, but also for refrigerators, drawers, filing cabinets, safes, garages, RVs, offices, warehouses, shops, etc.

Low battery indicator: Comes with 3 LR44 batteries. Low battery consumption and long standby time. It will sound "Du Du" every half hour when the alarm is low battery.