Alarm Optical Smoke c/w Battery Back Up 240V White

· · Suitable for D2 fire safety systems for owner occupied properties in all circulation areas and habitable rooms, making it ideal for hallways and landings, as well as living rooms and bedroomsn · · 9V replaceable battery back up with low battery warning, test/silence button, LED operating indicators · · Sound output 85db at 1m, maximum power consumption 9W · · Interlinkable up to 12 optical, heat and carbon monoxide alarms in total for larger properties · · Missing battery indicator and mechanism prevents installation of the alarm if the battery is missing · · Two-part assembly, allows mounting base to be installed at 2nd fix with alarm head installed later once decorating is complete · · Supplied with easy fix universal mounting base, providing large wiring space and incorporating a foam gasket to prevent dust ingress. Alarm head is easily connected using a fly lead connection and simply push fits into the base · · High visibility, heat shrink dust cover fitted to alarm head allows alarm to be installed and tested before occupation, preventing dust ingress during building works · · BS EN 14604:2005/AC:2008 · · 5-year guarantee