All Kinds of Meter

Condition: 100% Brand New
Material: Plastic
Color: black + blue
Gas type: oxygen
Measuring range: 0~30% VOL
Resolution: 0.1%
T90: 10 seconds
Measuring principle: electrochemical principle
Life expectancy: 2 years
Alarm sound: light alarm. (Adjustable alarm value, alarm sound up to 80 decibels.)
Low power alarm: yes
Low/high alarm/alarm settings: yes
Automatic / manual shutdown: yes
Backlight high brightness: yes
Working temperature: -10~50°C (except LEL is 0~40°C)
Operating humidity: 15~95% RH, typical
Storage temperature: 0~40°C
Product size: approx. 66.35*95.8*52mm / 2.6*3.8*2in
Weight: approx. 280g / 9.9oz
Power: rechargeable lithium-ion battery, 3.7 volts (inclusive)
Battery operating time: 5-8 hours. (12 hours can be used with the AS8930 sampling pump)