Battery powered with a sealed in 3V lithium battery standalone unit.

• · Optical sensor – quick response to slow smouldering fires
• · 10 year Lithium battery powered
• · Built in AudioLINK data extraction technology
• · Kitemarked to BS EN14604:2005
• · 5 year guarantee
• · Built-in piezoelectric horn
• · Alarm fault warnings
• · Supplied with screw fixings with simple to install twist-on base
• · Twist-on action activates an internal switch and powers on the alarm
• · Alarm sounder will automatically stop sounding when smoke particles are no longer present in the chamber