1、HIGH SENSITIVITY: The gas leak detector has high sensitivity and test accuracy for combustible gas detection, ensures safety. 2、RAPID RESPONSE: The probe of the gas detector is ten hole airway design, allows rapid gas inflow and rapid response. 3、WITH LIGHTING: The test probe is designed with high brightness light, which can be turned on in dim scenes, more convenient and practical. 4、VA HD COLOR DISPLAY: VA ture color display screen has analog bar and digital display modes, more clear and intuitive for observation. 5、WIDE PURPOSE: The combustible gas detector can detect the leakage of combustible gas in the pipeline, equipment, regulator. Item Type: Combustible Gas Detector Material: ABS Color: Black and red Measuring Range % LEL: 0-20%, PPM: 0-9999PPM Resolution: %LEL: 0-20.0%(0.1) PPM: 0-999PPM(0.1), 1000-9999PPM(1) Accuracy: ±10%F.S. (methane) Display Mode: Simulation bar and numerical display Sensitivity: 50PPM (methane) Alarm Mode: Display, sound and light alarm Automatic Zero Setting: Automatic zero setting during preheating (in clean air) Sensor: Semiconductor sensor Automatic Shutdown: 15 minutes (can be closed manually) Detection Gas: Acetone, acetylene, alcohol, ammonia, benzene, butane, ethanol, cyclohexane, gasoline, hexane, hydrogen, methane, naphtha, natural gas, paint diluent, propane, solvent, etc. Operating Environment: -10℃ to 50℃, maximum 80% relative humidity, indoor altitude <2000m Storage Environment: -10℃ to 50℃, maximum 70% relative humidity Display Size: Approx. 53x44mm/2.1x1.7in Battery: 1 x 3.7V lithium battery (built in) Capacity: 1000mAH (single battery capacity) USB Charging: USB micro interface (DC 5V 1A) 1 x Combustible Gas Detector 1 x Cloth Bag 1 x Data Cable 1 x User Manual