Smart Sensor Digital Oxygen Meter O2 Gas Detector Sound Light Alarm Gas Monitor Air Quality Meter with Temperature LCD Display (Color : AT8100, Size : 1)

Colorblack+bluegas typeoxygen meterMeasuring range0~25% volumesolve0.1%Basic error:Less than ±0.1%Response time:less than 50 secondsRecovery Time:less than 50 secondsMeasuring principleElectrochemical principle, lifespan 2 yearsLow/High Alarm/Alarm alarmSound and light double alarm, alarm value can be set, alarmThe sound is divided into 80 decibelsOperating temperature:-10~50(except LEL 0~40)Working humidity:15~95% relative humidity, typicalStorage temperature :0~40Product Weight/Dimensions:200g/112*66*32 (mm)power supplyRechargeable lithium-ion battery, 3.7 volts (included)Battery working time:About 100 hours of continuous use (when the backlight is off)

• Portable monitor for detecting oxygen, temperature. , rapid response, accurate detection, sound and light alarm indication.
• Electrochemical principle measurement, high precision, rechargeable battery, USB power supply.
• The large LCD screen is backlit and can be read in the dark.
• Battery indicator, alarm value setting, volume adjustable, C°/F° unit switchable.
• Widely used in factories, homes, offices, public places.