- Battery powered optical smoke alarm.
- 9V replaceable battery.
- Resistant to nuisance alarms.
- 85dB alarm (3 meters).
- Test/Silence.
- Low battery warning.
- Battery life time approx 1 years.
- 3 year warranty (not including replaceable batteries)Technical Specifications
Less prone to false alarming from cooking fumes – the FireAngel SB1-R features high performance optical sensors which are recommended by the British Standard BS 5839-6 for installation in circulation areas such as hallways and landings.
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