The First Alert SA700LUK Optical Smoke Alarm is ideal for use in bedrooms, living rooms and downstairs hallway areas, designed to quickly detect slow smouldering fires. It has a loud 85 dB audible warning when smoke is detected. There is also a test and hush button feature. An end of life warning chirp indicates when alarm replacement is required.

Suitable for installations complying to BS 5839-6: 2013 Grade F. CE and Kitemark to BS EN 14604.

Powered by a sealed lithium battery which lasts for 10 years. Also comes with a 10 year warranty.