Aico Ei208 Carbon Monoxide Alarm with 10 year Lithium Battery\n- Battery powered by a sealed lithium battery with a 10-year lifespan.- Built-in AudioLINK data extraction technology.- Easy to fit twist on base and multi-fixings.- Pre-alarm LED indication gives early warning of CO.- Audible and visual End of Life indication.\nThe Aico Ei208 Carbon Monoxide Alarm is a standalone battery unit and detects early signs of Carbon Monoxide in your household. It designed with built-in AudioLINK technology. This Carbon Monoxide Alarm is a high powered alarm, powered by a sealed-in Lithium battery, incorporating a proven electrochemical sensor to sense CO presence. Stringent testing and calibration in CO gas ensure its accuracy. The unit can be easily fixed to a wall or ceiling due to the twist on mounting base which has multiple fixing points. The Carbon Monoxide Alarm easy to use Test/Hush button ensures that the user can test all aspects of the alarm and a memory feature records the last CO level sensed which enables the user to know if CO has been recorded during any absence from the property.\nFeatures:\n- Proven electrochemical sensor (10 Year life).- AudioLINK data download.- Easy to use large Test/ Hush button.- Memory feature.- Button test: Checks sensors, electronics and horn.- Integrated piezoelectric sounder.- Alarm, fault and power indicator lights.- Sound level: 85 dB(A) at 3.- Item Weight: 0.210 Kg.- End of Life: Audible and visual indicators.- Supply voltage: 10 year Lithium battery (non-replaceable).\nDimensions: (L)120mm x (W)135mm x (D)50mm