1. Sound and light alarm function: FY8830 is equipped with an advanced sound and light alarm system, when it detects that the concentration of combustible gas exceeds the safety standard, the alarm will be activated immediately, and the double reminder of sound and light will ensure that you can take timely action in dangerous situations. 2. Adjustable sensitivity: Users can adjust the sensitivity of the detector according to different environments and needs to ensure that it can adapt to various complex gas environments. This design makes the FY8830 more flexible and applicable. 3. High-precision gas sensor: FY8830 has a built-in high-precision gas sensor, which can quickly and accurately detect all kinds of combustible gases, including but not limited to natural gas, propane, methane, etc. Its reliable sensing technology provides users with a higher level of safety. 4. User-friendly design: The intuitive button layout makes the configuration and operation of the device a breeze. 5. The for Mastfuyi FY8830 Combustible Gas Detector is a safe, reliable and efficient choice, whether for domestic use or industrial environments. We are committed to providing our users with the most advanced gas detection technology to ensure that their living and working environment is always at the safest level. For MASTFUYI is proud to introduce its latest model, the FY8830, a superior combustible gas detector that incorporates state-of-the-art technology and a reliable design to provide users with superior safety performance. Colour:Black Material:Plastic Package Contents: 1 * Gas Detector