It detects methane (natural gas), liquefied petroleum gas, and carbon monoxide levels. Monitors for gas leaks or concentrations exceeding safe standards in the current environment. Features a simple and intuitive interface with a 1.4-inch TFT full-color LCD display. Sleek design with a three-dimensional square body for comfortable handling. Suitable for use in kitchens, bathrooms, gas rooms, gas pipelines, and other indoor or outdoor environments. Triggers audible alarm alerts and sends mobile app notifications upon gas detection (WIFI version). The WIFI version enables remote monitoring; connect the device to the network for smart monitoring capabilities. WI-FI/BT Standard: 802.11b/g/n (channel 1-14), supports BT 4.2 low energy WIFI Frequency: 2.4122.4835 GHz Display: 1.4-inch TFT LCD Power Supply: USB Type-C 5V/1A Methane (natural gas) Range: 0100% LEL Carbon Monoxide Range: 01000 PPM Operating Environment: -9C to 55C, less than 90% RH Alarm Linkage Output: DC 5V Please verify the product specifications to ensure it meets your requirements. Note: Product design may be updated periodically; slight variations between batches, including color differences, may occur and do not affect functionality. Version: B (WIFI Version) Operating Current: 210 mA Alarm Mode: Sound (buzzer) and mobile push notification Color: White Material: Plastic Package Contents: 1 Gas Detector The package includes only the items listed above; other accessories are not included. Note: Lighting effects and display settings may cause slight color variations between the image and the actual product. Measurement error allowance: 13 cm.