BEDROOM PLUG-IN CARBON MONOXIDE ALARM

Features 10 year sealed battery that does not need replacement. Digital display provides daytime visibility & automatically dims in dark conditions; displays level of CO the unit is sensing. Voice alarm gives verbal warning once CO levels reach 100 PPM. Peak Level button displays highest level of CO recorded since last reset. Test/Reset button tests unit for proper operation & resets alarm. Alerts user to replace after 10 years.