Wireless Magnetic Pull Alarm The Wireless Magnetic Pull Alarm is a simple to use alerting device. A pull on the wire will unplug the magnetic sensor to activate a super loud 100d B siren & a bright LED warning light. To reset the device, just return the magnet to its original position. The Wireless Magnetic Pull Alarm also has a low battery power indicator for peace of mind.
Size: 4.5 x 7 x 12.5cm Weight: 0.11kg Battery: 4 x AAA