4-in-1 Combustible Gas Tester -in Alert with LCD Display Audible Visual Warning Temperature Humidity Gauge for Home Kitchen and Hotel

Key Features‑Gas Surveillance: This high- finder concurrently tracks (CO) and combustible gases like Methane (Natural Gas/LPG), providing all‑around defense for your household or workspace.Advanced Audible & Visual Warning: Features multi‑stage alerting; CO activates a slow warning at >50PPM and a fast warning at >100PPM, while Methane levels activate warnings starting at >4% LEL to guarantee rapid response to leaks.Real‑ LCD Status Display: The clear LCD screen provides instantaneous readouts of gas concentrations, temperature, and humidity. It also features a color‑coded reference for Methane levels: Green (Normal), Yellow (Exceed), Orange (Polluted), and Red (Harmful).Easy ‑and‑Play Usage: Designed for convenience, simply into an AC 110V power supply. The device features an automatic 180‑second preheating countdown upon startup to guarantee finder stabilization before entering active working mode.Sturdy & Design: Constructed from premium fireproof ABS material, this compact finder is built to last. It includes a built‑in buzzer for loud alerts and supports temperature unit switching between Celsius and Fahrenheit.Versatile Installation: Ideal for kitchens, restaurants, hotels, and schools. The unit is adaptable for different gas types; install higher for natural gas ( than air) or lower for liquefied petroleum gas (heavier than air).SpecificationsProduct Model: DM340Inspection Items: (CO), Methane (Combustible Gas), Temperature, and HumidityPower Supply: AC 110VCO Span: 0–500 PPM (Resolution: 1 PPM)Methane Span: 0–100% LEL (Resolution: 1% LEL)Probe Technology: Electrochemical (CO) and Semiconductor (Methane) probesWarning Method: Audible and Visual Warning (Buzzer & LCD Color Change)CO Warning Set Values: >50 PPM (Slow), >100 PPM (Fast)Methane Warning Set Values: >4% LEL (Slow), >8% LEL (Fast)Operating Environment: 5°C–45°C<90% RHMaterial: Fireproof ABSProduct Dimen

• Sturdy & Design: Constructed from premium fireproof ABS material, this compact finder is built to last. It includes a built‑in buzzer for loud alerts and supports temperature unit switching between Celsius and Fahrenheit.
• Real‑ LCD Status Display: The clear LCD screen provides instantaneous readouts of gas concentrations, temperature, and humidity. It also features a color‑coded reference for Methane levels: Green (Normal), Yellow (Exceed), Orange (Polluted), and Red (Harmful).
• ‑Gas Surveillance: This high- finder concurrently tracks (CO) and combustible gases like Methane (Natural Gas/LPG), providing all‑around defense for your household or workspace.
• Advanced Audible & Visual Warning: Features multi‑stage alerting; CO activates a slow warning at >50PPM and a fast warning at >100PPM, while Methane levels activate warnings starting at >4% LEL to guarantee rapid response to leaks.
• Versatile Installation: Ideal for kitchens, restaurants, hotels, and schools. The unit is adaptable for different gas types; install higher for natural gas ( than air) or lower for liquefied petroleum gas (heavier than air).