Carbon Monoxide detector

Operating voltage: DC4.5V(3 x AA )batteries

Alarm concentration: 50ppm, alarms within 60-90 minutes

                   100ppm, alarms within 10-40 minutes;

                   300 ppm, alarms within 3 minutes.

Static current: <80úA, 200úA (LCD light)

Alarm current:<80mA

Working range: Temperature : 4C-38C,Humidity: 25%-85%

Alarm : sound level> 85Db/3KHz, red light flash

Static instruction : green right flash for 30 seconds

Low voltage alarm: give beep for 30 seconds, LCD show “Lb”

Testing button: working is normal when give sound and flash alarm by pressing it

Size: Φ100*38mm