Detects a change in Air Pressure
The volume alarm will detect a window or door opening in your home,
business, hotel room, or dorm. It can protect an area up to 1000 square
feet. When it detects a change in air pressure, it sounds an alarm for
60 seconds and then resets itself and will sound the alarm again if it
detects another change in air pressure.
This unit has three sensitivity settings that you can set to best
protect the size and configuration of your room.
It Operates on two AAA batteries, not included. Typically, the batteries
will last about 500 hours of continuous standby use. If they run low, a warning
beep will sound indicating it is time to change them.
It has a 3 position sensitivity switch and an on/off switch.
Only 2.5 inches tall, small enough to fit in your hand. Use the cord to
hang it anywhere convenient in your room or remove the cord and set it
on a flat surface.
AL70 Volume Alarm 12.95
Special Offer: 15%
off the purchase of 6 or more.
BAAA AAA Batteries
Unlike a Motion Detector, it's unaffected by the movement of people or
To operate, the doors and windows in the house or room need to be
closed. Even if your space is not well sealed, if placed near a door, it
will still detect the air pressure wave caused by the door opening.