Brk 690mbx: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting
BRK 690MBX Information The BRK 690MBX is a mains powered heat alarm designed to detect rapid increases in room temperature. It is ideal for areas where a standard smoke alarm would be unsuitable, such as kitchens and garages. The alarm has a built-in 9V alkaline battery backup, so it will continue to operate even if there is a power outage. Image of BRK 690MBX heat alarm Specifications