LKD-398 Natural Gas Detector Gas Sniffer Gas Leak Detector Locating Propane, Natural Gas, and Combustible Gas Leak for Home and RV with Gooseneck Probe, Buzzer, Light Indicator

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Our High-Sensitivity Gas Leak Detector is engineered with state-of-the-art sensitivity to ensure the detection of even the smallest traces of hazardous gases. Equipped with a long and flexible gooseneck probe making it possible to investigate hard-to-reach areas, ensuring that no potential gas leak goes unnoticed. Features a loud and clear buzzer, as well as a prominent light indicator, providing instant alerts when gas is detected.

It can detect various gases, including Acetone, Acetylene, Alcohol, Ammonia, Benzene, Butane, Ethanol, Oxirane, Gasoline, Hexane, Hydrogen, Methane, Naphtha, Natural Gas, Paint Thinner, Propane, Solvents, and more. You'll have peace of mind knowing that you're protected from a variety of potential gas threats. Whether you're a homeowner, a professional in HVAC maintenance, or working in an industrial setting, this detector is a must-have tool to protect you, your loved ones, and your property.


  • High and Low sensitivity
  • With a flashlight on the detection probe
  • Buzzer and indicator light alarm
  • Automatic Power-off Feature with Option to Cancel
  • Low battery and charging indicator
  • Analog bar scale
  • %LEL or PPM gas unit
  • Ambient temperature measurement with C and F unit selection


  • Measurement range:
    • %LEL: 0~20%
    • PPM: 0~9999PPM
  • Resolution:
    • %LEL: 0~20% (0.1)
    • PPM: 0~999PPM (0.1) / 1000~9999PPM (1)
  • Accuracy: ±10%F.S. (CH4)
  • Display: Analog bar and value
  • Sensitivity: 50PPM (CH4)
  • Alarm Mode: Display, Sound and Light Alarm
  • Auto Zero: Auto zero during the warm-up process (in clean air)
  • Sensor: Semiconductor sensor
  • Ambient Temperature: 0~60C (±2C)
  • Auto power off: after 10min of no usage (can be canceled manually)
  • Detectable Gas: Acetone, Acetylene, Alcohol, Ammonia, Benzene, Butane, Ethanol, Oxirane, Gasoline, Hexane, Hydrogen, Methane, naphtha, Natural gas, Paint Thinner, Propane, Solvent etc.
  • Working Envrionment: -10~50C, max 80%RH, indoor altitude ,2000m
  • Storage Environment: -10~50C, max 70%RH
  • Power Source: 3.7V / 1000mAH LI-ION USB charging (USB micro interface DC 5V/1A)
  • Dimension: 192 x 70 x 35mm (gooseneck not included)
  • Gooseneck Lenght: approx. 20cm (7.87inches)
  • Weight: approx. 275gms (battery included)

Set Includes:

  • 1 x Portable Gas Detector
  • 1 x USB Cable
  • 1 x Carrying Pouch
  • English Instruction Manual
  • Standard Factory Packaging

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