Features: It can quickly and accurately detect the leakage of combustible gases such as natural gas and gas, not only can detect combustible gases, but also detect toxic and harmful component in natural gas. Easy to use: easy to operate, easy to carry, suitable for home and business use, the use of sensors technology to ensure the accuracy and reliability of detection results. The product has long service life and is economical. Using precisions sensors, can quickly and accurately detect combustible gases and toxic and harmful gases, small size, easy to carry, can be detected anywhere. Simple operation, just press the button to detect, without complex operation step, can intuitively display the test results. Audible and visual alarm: When combustible gas or toxic and harmful gas is detected, audible and visual alarm will be issued to remind the user to take measures, which can effectively resist electromagnetic interference and ensure the accuracy of the detection results. Specifications: Material: ABS Measuring Range: 50-50000ppm Charging Port: Type C, 5V1A Working Temperature: 0-50℃ Working Humidity: 0-70%RH Hose Length: Approx. 270mm/10.63in Size: Approx. 63x160mm/2.48x6.30in Battery: 18650 2000mAh 3.7V Battery(Included) Package Includes: 1x Gas Leak Detector 1x Storage Box 1x USB Cable note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.