Digital Multi Gas Monitor Handheld LCD Display Backlit Rechargeable Battery Sound Light Alarm 4 in 1 Gas Meter Detector Tester Analyzer

DETAILED SPECIFICATIONS Gas type: Oxygen/carbon monoxide/hydrothion/combustible gas Gas measurement range: Oxygen: 0~30%vol/carbon monoxide: 0~999umo/mol(ppm)/hydrothion:0~500 umo/mol(ppm)/combustible :0~100%LEL Resolution:0.1%vol/1umo/mol(ppm)/1% LEL High/low alarm setting: Yes Alarm : sound, light alarm, adjustable alarm values, alarm sound up to 80db Operating temperature: -10~50C(except LEL is 0~40C) Operating humidity:15~95%RH(standard) Power: 3.7V li-battery(Built-in) Battery runtime: 12-18 hours. Product Net Weight : 200g Size : 120.2*64.5*38.3mm STANDARD PACKAGE 1 x 4 in 1 mutil gas monitor 1 x User manual 1 x Charging adaptor 1 x Hand carry case 1 x Calibration certificate 1 x CNEX certificate 1 x Color gift paper box

• 〖High Sensitive and Accurate Measurement〗Handheld gas detector for detecting 4 gases, measurement range: Oxygen: 0~30%vol,carbon monoxide: 0~999umo/mol(ppm),hydrothion:0~500 umo/mol(ppm),combustible :0~100%LEL with resolution:0.1%vol/1umo/mol(ppm)/1% LEL.
• 〖High and Low alarm function with three alarm methods〗when gas concentration reach preset high or low alarm value, 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 6-8 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.