Features: This portable gas and carbon monoxide detector is designed for industrial use, providing accurate and reliable detection of combustible gases and toxic gases. With its quickresponse time and clear digital screen, this detector allows users to easily monitor gas concentrations and alarm statusinreal time. Idealfor industrial maintenance professionals, homeowners using gas appliances, and firefighters, this detector helps ensure safety in workplaces, homes, and firefighting operations. Whether it's detecting gas leaks infactories, monitoring gas levels in residential areas, or ensuring safety in commercial facilities, this detector is a reliable tool for preventing accidents and protectings people. With its small size and easy to carry designs, this detector can be usedanytimes, anywhere. Its data recording function also allows users to track long term gas leaktrends and carbon monoxide levels. Specifications: Material:ABS Aeize:Approx.84x55x19.5mm/3.3x2.16x0.76inch Color:Black/White/Pink/Blue Detection range: temperature: 0-99 degreesCelsius and humidity: 20-80%RH. Carbon monoxide: 0-1000ppm Preheating time: 120S. Charging method: 5V type-c Battery capacity: 1000aAh Package Includes: 1 Set Combustible Gas Detector note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.