Combination Smoke & Carbon Monoxide Alarm, Battery Operated

• Double the Detection – Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device
• Worry-Free 10-Year Battery – No battery changes for 10 years.† Avoids inconvenient battery replacements over the life of the device
• Voice Alerts – Crystal-clear voice alerts in English and French tell you exactly why your alarm is sounding so you can react quickly
• Self-testing Alarms – For added assurance, internal components ensure alarm is always operating as expected
• Simple Installation – Easy install with included twist-and-click mounting bracket
• End-of-life Notifications – No low battery chirps! This alarm beeps to remind you it’s time to replace it 10 years after it is powered
• Humidity Range

Specifications:
Power Source: Battery Operated
Manufacturer's Warranty: 10-Year Limited Warranty (battery included)
Smoke Sensor: Photoelectric
CO Sensor: Electrochemical
Audio Alarm: 85dB at 3m (10ft)
Temperature Range: 4.4˚C (40˚F) to 37.8˚C (100˚F)
Humidity Range: 10 to 95% relative humidity (RH), non-condensing