Measurement display: displays with 4 digit LCD
Operation temperature:-10~50℃ (14~122°F)
Storing temperature: 0~40℃(32~104°C)
Operation humidity: 0~99%RH (relative humidity)
Storing humidity: 20%~80% RH (relative humidity)
Measuring range: 0~1000PPM
Resolution: 1PPM
Measurement error: +5%
Over measurement range display: --OL--
Alarming method: acousto-optic alarming
Working principle of the sensor: electrochemistry sensor
The service life of the sensor: 2 years (it can be then replaced)
Power supply: 3*1.5V AAA alkaline batteries
Battery service life: about 100 hours of continuous use (when the backlight is off).
Size: 172*51*26 (mm)
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