The FireAngel HW1-PF-T Heat Alarm is a reliable and crucial addition to any home or garage. With its mains powered and battery backup feature, you can rest assured knowing that you are protected even in the event of a power outage. The white-coloured alarm is easy to install and operate, providing you with peace of mind knowing that you are safe from potential fire hazards. With a loud 85 dB operating sound rating, this smoke and carbon monoxide detector from FireAngel is a top choice for home security.