First Alert hardwired carbon monoxide detector with battery back-up. Features an electrochemical sensor which detects carbon monoxide gas and measures the concentration. Sounds a loud 85 decibel alarm when potentially harmful level is reached. 2 silent features; unwanted alarms and low battery silence. Instant test/reset button. 9-volt battery included. Battery life varies according to use and application. Recommended for professional installation only. UL (Underwriter's Laboratories) listed. White.
Type: Hardwired
\nVoltage: 120V
\nBattery Life: Varies According To Battery Life
\nSensor Type: Electrochemical
\nDimensions: 5-3/5 In. W x 1-9/10 In. H x 5-3/5 In. L
\nBattery Back-Up: Yes
\nAlarm Type: Carbon Monoxide
\nDecibel Level: 85dB
\nBattery Type: 9V Battery
\nBatteries Included: Yes
\nColor: White
\nCertification: UL Listed
\nWarranty: 7-Year Limited
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