Rechargeable Combustible Gas Leak Detector 300-10000ppm LCD Display USB Charging Sound Vibration Alarm Methane Natural G

1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0SpecificationProduct name rechargeable combustible gas detectorPower supply 5v2a 5v1a built in 3 7v 1200ma lithium battery does not support fast charging Detection range 300 10000ppmResponse sensitivity 50ppmRange 0 50℃Resolution 1℃Accuracy ±2 0℃Response time 2 secondsPreheating time 60 secondsSampling rate 1 secondDisplay screen lcd display screenSensors ntc sensors gas sensorsAlarm mode analog strip backlight buzzerAutomatic shutdown time about 5 minutesWorking temperature and humidity 0 40℃ 0 90 rhStorage temperature and humidity 20 60℃ 0 75 rhDetecting combustible gases Carbon monoxide co natural gas liquefied gas methane ch4 ethane c2h6 propane c3h8 ethylene c2h4 propylene c3h6 acetylene c2h2 propyne c3h4 etc Features1 Rapid response 0 5 2 seconds for precise detection and prevention of gas leaks 2 Built in battery Built in 1200ma lithium battery supports usb charging for worry free direct charging 3 Equipped with led lighting It can also work in complex dim environments and its built in lighting and strong warning lights are very practical 4 Pen style hook design easy to carry can also be hung anywhere for long term monitoring versatile for one machine 5 Buzzer alarm When the concentration of combustible gas exceeds 300ppm the high decibel alarm sound and backlight prompt dual channel alarm can quickly and accurately transmit emergency signals 6