First Alert 1039730 Plug-in Carbon Monoxide Alarm

• Model number CO600;• Alerts to dangerous carbon monoxide levels;• Most accurate electrochemical carbon monoxide sensor technology;• Simple plug-in design works with 120-volt outlets ;• Loud 85 dB alarm sounds when carbon monoxide levels are elevated;• Single test/silence button for simple operation;Length: 8.25"Width: 6.75"Height: 2.25"