Optical Smoke Alarm with 10 Year Lithium Battery, 85dB, White

• Optical sensor with dust compensation technology
• Built-in AudioLINK+ Battery-powered with a sealed-in lithium battery
• Easy to fit - twist on base and multi-fixings with anti-tamper locking option
• 10 year life
• Large test button
• Standalone unit
• Kitemarked to BS EN 14604:2005

Functioning as a standalone unit, the Ei650i Optical Alarm is best for detecting slow, smouldering fires commonly produced by electrical fires or flammable materials. This optical fire alarm is best placed in the hallway, landing, living room, or dining room.