This Kidde CO alarm with 10 year warranty is a premium carbon monoxide detector, featuring a slim-line casing and LED display. The alarm incorporates Kidde's highly effective detector technology and can be wall mounted or free standing. It is certified for use in caravans and on boats making it an ideal travelling safety companion. Product Lifespan: 10 years Battery: AA batteries included Warranty: 10 year warranty Certified for use in caravans and on boats Kitemarked to BS EN 50291-1:2010+A1:2012 (domestic use) BS EN 50291-2 (camping, caravanning and boats) CE Marked Simple installation Power and alarm status LED display Test/Reset button Loud 85db piercing alarm function Alarms from 50ppm End of life warning signal alerts you when the alarm needs replacing Warning "chirp" and LED signal when batteries are low Dimensions (HxWxD): 72x126x35mm Supplied with fixings; 2 x screws and 2 x rawl plugs Please note: the packaging may state "excludes batteries" but this is regarding the