Technical Parameters:
Power: 3 AA batteries
Monitor current: less than 35uA
Alarm current: 20mA or so
Alarm concentration: 50 (± 30%) ppm carbon monoxide gas
Low voltage warning threshold voltage: 3V ± 0.3 V
Use of the environment: Temperature: 0 ℃ ~ 45 ℃, relative humidity: 20% ~ 95% non-condensing;
Alarm sound: 3 meters in front of more than 85 dB