The FireAngel ST-622 is a sealed 10 year battery powered Thermoptek multi sensor smoke alarm with fast response to all fire types. It's handy "sleep-easy" function allows the smoke alarm to be temporarily silenced for 8 hours.
- 10-year tamper-proof sealed for life battery
- 5-year warranty
- Thermoptek optical smoke multi sensor - detects both slow smouldering and fast moving flame fires
- Smart silence - silence false alarms
- Toast Proof - reduces nuisance alarms
- Certified to BS EN14604:2005