Keep your family safe with this bat-tery operated smoke and carbon monoxide alarm.
LCD display with blue backlight.
Batt-ery powered alarms provide continuous monitoring of CO levels.
High accuracy carbon monoxide sensor.
Test / Reset button to test the unit's electronic components and check the proper operating unit and reset the unit during CO alarm.
Bat-tery-operated unit installs quickly and easily without an electrician.
Green and red LED lights that indicate normal operation and alarm status
85 decibel highly alarm provides a clear, loud warning upon detection.

Specification:
Material: ABS
Color: White
Power Supply: 2 * 1.5V AA bat-tery (NOT included)
Standby Current: <50uA
Detect Gas: Carbon monoxide
Usage: Home, kitchen, etc
Alarm Concentration: 50 (±30%) ppm carbon monoxide gas
Low Voltage Warning Threshold Voltage: 3V ± 0.3V
Use Environment:
temperature: 0~45°C
relative humidity: 20% ~ 95% non-condensed water
Alarm Sound: more than 85 decibels at 3 meters in front
Item Size: 100 * 100 * 35mm / 3.94 * 3.94 * 1.38in
Item Weight: 90g / 3.17oz
Package Weight: 120g / 4.23oz
Package Size: 12 * 12 * 4cm / 4.72 * 4.72 * 1.57in