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    JMS19 4-in-1 Gas Detector, Oxygen/O2, Hydrogen Sulfide/H2S, Carbon Monoxide/CO, Flammable Gas/LEL, Rechargeable, Sound Light Vibration Alarm, Data Recorder, Backlit LCD, Industrial Safety Meter

    • 4-in-1 Multi-Gas Detection Simultaneously detects Oxygen (O2), Hydrogen Sulfide (H2S), Carbon Monoxide (CO), and Flammable Gas (LEL) for comprehensive environmental safety monitoring.
    • Triple Alarm Indication Features sound, light, and vibration alarms to alert users instantly in hazardous conditions, ensuring maximum safety.
    • Data Recording & HOLD Function Supports real-time, minimum, maximum, and HOLD modes. History record and delete functions allow efficient data management.
    • User-Friendly Design Large colorful backlit LCD shows real-time ambient temperature and gas concentration. Easy to read even in dark environments.
    • Long Battery Life & Durable Build Powered by 3.7V polymer lithium-ion battery with USB charging. Water-proof, dust-proof, and anti-explosion design for industrial use.
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    Product Overview

    The JMS19 4-in-1 Gas Detector is a high-precision, portable safety device designed for rapid detection of hazardous gases in industrial and residential environments. Whether you are working in oil exploration, chemical plants, petrol stations, or domestic gas maintenance, this detector provides reliable, real-time monitoring to keep you safe.

    Key Features

    1. Simultaneous 4-Gas Detection
    2. Measures O2 (oxygen), H2S (hydrogen sulfide), CO (carbon monoxide), and LEL (flammable gas) with high-sensitivity sensors.
    3. Multiple Alarm Modes
    4. Visual (flashing light), audible (buzzer), and vibratory alarms trigger immediately when gas levels exceed preset thresholds.
    5. Intelligent Data Functions
    6. Real-time, Minimum, and Maximum value display
    7. HOLD function to lock current readings
    8. History record storage and delete function
    9. Adjustable recording interval (1999 seconds)
    10. Easy-to-Use Interface
    11. Colorful screen with backlight (adjustable: 15S/30S/1min/always on). Real-time ambient temperature displayed in °C or °F.
    12. Power & Protection
    13. 3.7V polymer lithium-ion battery, rechargeable via Type-C USB
    14. Auto shutdown (optional: 15min/30min/never)
    15. Voice alarm on/off, automatic calibration, threshold adjustment
    16. Water-proof, dust-proof, and anti-explosion design
    17. Wide Application Range
    18. Ideal for oil exploration, metal refining, propane flush, petrol stations, domestic gas stoves, chemical plants, coal gas detection, and more.

    Packing List

    1. 1 x JMS19 Gas Detector
    2. 1 x Type-C USB Cable
    3. 1 x User Manual
    4. 1 x Colorful Box
    5. 1 x Certificate/Warranty Card
    6. 1 x Lithium Battery Considerations Card
    7. 2 x Hose

    Specifications


    ParameterDetails
    ModelJMS19
    FunctionsO2 %VOL / CO PPM / Flammable Gas %LEL / H2S PPM
    DisplayColorful screen
    HOLD FunctionYes
    Real-time/Min/MaxYes
    Record/History/DeleteYes
    Ambient Temp DisplayYes
    Backlight15S/30S/1min/normal on
    Auto Shutdown15min/30min/never
    Alarm VoiceOn/Off
    Auto CalibrationYes
    Threshold AdjustmentYes


    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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