Convenient wall mounted security alarm.. Bright red colour ensures it is highly visible to the user. An ultra bright red LED light will flash every 30 seconds to indicate the alarm is armed. When the ripcord or switch is pulled, a powerful 120dB siren and flashing LED light are activated. Re-attach the ripcord or switch off the unit to silence the alarm. A battery test button and indicator light is located on the front. Included wall bracket 2xAAA batteries included and fitted.