FireAngel Thermoptek smoke detector 10year

• 10 year sealed for life lithium battery.

• Large central button - test / Smart Silence.

• Easy to install with automatic battery engagement on base plate.

• Smart Silence - allows the alarm to be silenced for up to 10 minutes in the event of a known false alarm.

During these 10 minutes if additional smoke is detected the alarm will sound.

• Sleep Easy - allows a low battery chirp to be silenced for 8 hours, this function can be used up to 10 times.