Handheld CO2 Gas Detector 350~9999PPM Portable LCD Display Rechargeable Li-Battery Powered Digital Carbon Dioxide Gas Monitor

SPECIFICATIONS Brand :SMART SENSOR Material: ABS plastic Gas type: Carbon Dioxide gas Gas measurement range: 350~9999ppm Resolution:1ppm Working principle:electrichemical sensor Low/High alarm/Alarm setting: Yes Alarm : sound, light alarm with vibration, adjustable alarm values, alarm sound up to 80db Operating temperature: -10~50C Operating humidity:15~95%RH(standard) Operation current : 160mA, Short circuit current <3A Protection level: IP65 Power: 3.7V li-battery(Built-in) Product Net Weight: 200g Size : 120.2*64.5*38.3mm STANDARD PACKAGE 1 x Carbon Dioxide gas monitor 1 x User manual 1 x Charging adaptor 1 x USB cable 1 x Hand carry case 1 x Calibration certificate 1 x CNEX certificate 1 x Gift paper box

• 〖High Sensitive and Accurate Measurement〗Single CO2 gas monitor,Bulit-in high senstive sensor measurment range 350~9999ppm with resolution 1ppm
• 〖High/Low & TWA/STEL alarm function with three alarm methods〗when gas concentration reach preset high or low alarm value(factory pre-set low alarm value is 50ppm,high alarm value is 4000ppm), the meter will Sound, light alarm with vibration,meanwhile, high/low alarm value is adjustable based on your specific requirements
• 〖Digital LCD display with backlight function〗High density digital LCD screen display real time gas concentation value, backlight function is suitable use for dark areas;compact size and unique clip design, it is convenient for user to carry around
• 〖Durable power supply〗Bulit-in rechargable 3.7V Li-thion battery, can work continuously 9 hours with full charge(slightly vary with working condition)
• 〖Strict and qualified certificate〗This product compiled with following standard and regulation: JJG693; JJG695: JJG915 and GB3836 series anti-explosion standard