Combustible Gas Detector Port Flammable Natural Gas Leak Location Determine Meter Tester Sound Light Alarm Ppm LEL Gas Analyzer

Is Smart Device:no Measurement Range:CGD01B:0~10000PPM,CGD02B:50~50000PPM/0~100%LEL Model Number:CGD01B/CGD02B With LCD Screen Or Not:Yes Gas Type:Combustible Gas DIY Supplies:ELECTRICAL Origin:Mainland China Certification:CE Detect flow:CGD02B:1L/min Gas resolution:CGD02B:1%LEL1PPM Gas measuring range:CGD01B:50~10000PPM,CGD02B:50~50000PPM/0~100%LEL Charging interface:CGD02B:USB Type-C USB charging:CGD02B:5V/1A Power Supply:CGD01B:1.5VX3 AAA,CGD02B:Built in 18650/2000mAh/3.7v Charging time:CGD02B:About 4h measurement accuracy:CGD02B:less than ±%5LEL,less than ±500PPM Label:yes Automatic shutdown:CGD01B:About 5 minutes,CGD02B:About 10 minutes display:CGD01B:General analog display,CGD02B:Digital display+ analog bar Operating curent:CGD01B:120mA,CGD02B:About 185mA Detection gas:Natural gas, coal gas, liquefied petroleum gas Sampling method:Diffusive response speed:2 seconds Calibration method:Automatic calibration after 30 seconds of startup Alarm mode:Sound, backlight, screen display Warm up time:30 seconds working temperature:0-50°C Operating humidity:0-70%RH item1:gas detector item2:combustible gas item3:gas analyzer item4:gas meter