Combustible Gas monitor adopts high-quality gas sensors, which displays safety and reliability with accurate measurement and stable performance. It has excellent sensitivity and repeatability, easy to use and maintain, and meets the requirements by safety monitoring in industrial site for high reliability of the equipment. The shell is made of highstrength engineering plastics and compound non-slip rubber, dust and explosion-proof, with high strength and smooth handfeel. Features: Using high performance electrochemical sensor, with excellent sensitivity and excellent repeatability.The instrument adopts embedded micro control technology, simple operation, complete functions, high reliability. Color-screen display, user-friendly interface. There are five icon options in the main menu, namely, real-time measuremnet, checking record, alarm setting, system setting, and calibration. Data recording and review function, continuously record 12,000 data. Review function display bar graph and waveform easy to view data. Bilingual Choices: Chinese and English. Three alarm forms: Sound, light and vibration. Battery power real time display. Can be widely used in petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, biochemical medicine, agricultural research, etc.Can be used to detect some hydrocarbons(ethane, natural gas, ethane, propane, propane, pentane, hexane, gas oil). Specification: Color: Black + red Material: ABS plastic Test Gases: Combustible gas (LEL) Display Unit: %LEL Measurement Range: 0~100%LEL Resolution: 0.1 Accuracy: ≤ ±5%FS Data Recording: 12,000 data Response Time(90%): Less than 30 seconds Alarm: Sound and light vibration alarm Alarm Point: Adjustable Working Voltage: DC3.7V, 1800mAh Battery Model: LP103450-1800mAh rechargeable lithium battery Explosion-proof Certificate NO.: CNEx 18.5122 Explosion-proof Mark: Ex ib IIB T3 Gb Operating Conditions: -20& 65374;50& 8451; / -4& 65374;122& 8457;, < 95% Storage Conditions: -10& 65374;50& 8451; / 14& 65374;122& 8457;, < 85% Storage Case Size: Approx. 255 * 188 * 63mm / 10.04 * 7.40 * 2.48in Item Size: Approx. 138 * 71 * 49mm / 5.44 * 2.80 * 1.93in Item Weight: Approx. 229g / 8.09oz Package Size: Approx. 27 * 20 * 6.5cm / 10.63 * 7.88 * 2.56in Package Weight: Approx. 795g / 28.04oz Package List: 1 * Combustible Gas Detector 1 * Plastic Pipe 1 * USB Cable 1 * Gas Calibration Cover 1 * Storage Box 1 * User Manual (English)