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SMART SENSOR 4 in 1 Gas Detector H₂S and CO Monitor Industrial Digital Handheld Toxic Gas Carbon Monoxide Detector

SMART SENSOR 4 in 1 Gas Detector H₂S and CO Monitor Industrial Digital Handheld Toxic Gas Carbon Monoxide Detector

Carbonic Oxide Hydrogen Sulfide Gas Tester 0-999ppm with LCD Display Sound and Light Vibration Alarm 100-240V

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  • China Warehouse
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Stock in: china


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This professional 4 in 1 gas detector is designed for detecting CO, H₂S, O₂ and LEL gas. It can continuously monitor the CO, H₂S, O₂ and LEL gas concentration in the surrounding environment, once the gas concentration reaches the level of the alarm, the alarm will sound, light and vibrate. High precision portable CO, H₂S, O₂ and LEL gas tester with compact size and light weight, very easy to carry and operate.  

Detect 4 kinds of gas: carbon monoxide(CO), hydrogen sulfide(H₂S), oxygen(O₂) and combustible gas(LEL).
Continuously monitor the CO, H₂S, O₂ and LEL gas concentration in the surrounding environment with professional and accurate measurement.
Sound & light vibration alarm works when one of the CO, H₂S, O₂ & LEL gas concentration reaches the level of the alarm.
Can set automatic shutdown time and concentration of alarm value.
Large color LCD display with backlight for easy reading.
Can connect to a sampling pump to operate in closed place.
Can be widely used in shipping, mining, oil exploitation, chemical, gas pipeline, tunnel construction, coal, metallurgy, paper, fire, municipal, textile and other industries.

Color: Orange
Material: ABS Plastic
Display: Color LCD Backlight Display
Screen Size: 47 * 38mm / 1.9 * 1.5in
Input: 100-240V, 50-60Hz
Sensor: Electrochemical Principle
Duty Cycle: 2 Years
Explosion Proof: √
Protection Grade: IP65
Detection Gas: Carbon Monoxide(CO, Hydrogen Sulfide(H₂S), Oxygen(O₂), Combustible Gas(LEL)
Measurement Range: CO: 0~999ppm, H₂S: 0~500ppm, O₂: 0~30%VOL, LEL: 0~100%LEL
Resolution: CO: 1ppm, H₂S: 1ppm, O₂: 0.1%VOL, LEL: 1%LEL
Accuracy: CO: ±10%, H₂S:±5%, O₂: ±3%FS, LEL: ±5%FS
Alarm: Sound & Light Vibration Alarm (Alarm value can be set)    
Alarm Point: Low Alarm Point CO: 35ppm, H₂S: 10ppm, O₂: 19.5%VOL, LEL: 10%LEL             
                     High Alarm Point CO: 70ppm, H₂S: 20ppm, O₂: 22.5%VOL, LEL: 20%LEL
Alarm Sound: up to 80dB                      
Response Time: Instantaneous
Warm-Up Time: < 20 Seconds      
Continuous Operation Time: 6 hours(slightly vary with working condition)
Power Supply: 1 * Rechargeable BL-9C Lithium-ion 3.7V 2500mAh Battery (Built-in)
Operating Temperature: -10~50℃ / 14~122℉     
Operation Humidity: 15%~95%RH (non condensation)
Product Size: Approx. 140 * 75 * 43mm / 5.5 * 3.0 * 1.7in
Size of the Storage Box: 230 * 205 * 50mm / 9.1 * 8.1 * 2.0in
Product Weight: Approx. 249g / 8.8oz
Package Size: Approx. 25.5 * 21 * 5.5cm / 10.0 * 8.3 * 2.2in
Package Weight: Approx. 753g / 26.6oz

Package List:
1 * 4 in 1 Gas Detector
1 * USB Line
1 * Storage Box
1 * Use Manual (English)

Questions & Answers

  • Q A normal work day for us is up to 14 hours. How long do the batteries last? Are they legal to use in Canada? Where are they shipped from?

    By Peter Neilley September 27, 2019

    A Continuous Operation Time: 6 hours(slightly vary with working condition) . Yes ,they are , please buy it with confidence . They will be shipped from China , have a nice day .

    Reply By Customer Service Center September 29, 2019
  • Q How long dose the battery last on these units?

    By Luis Reyes May 21, 2019

    A Charge once, standby, no measurement, no alarm, can be used for about three hours

    Reply By Customer Service Center May 22, 2019


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Customer Reviews

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  • By p***o

    June 24, 2020

    This gas detector is easy to use,but the price is a bit expensive,

    Is this helpful? (0) (0)

  • By l***n

    June 3, 2020

    I have used it for half a month, it’s great,easy to operate, accurate measurement,

    Is this helpful? (0) (0)

  • By g***6

    June 3, 2020

    The delivery is fast and the price is very favorable,I am satisfied,

    Is this helpful? (0) (0)

  • By h***a

    May 14, 2020

    The product is good,the function is very complete,worth the price,

    Is this helpful? (0) (0)

  • By w***e

    April 30, 2020

    Delivery is a bit slow,but the price is very favorable and the quality is satisfactory.

    Is this helpful? (0) (0)

  • By q***s

    April 8, 2020

    Great product,good quality and fast delivery.

    Is this helpful? (0) (0)

  • By t***n

    March 15, 2020

    4 in 1 gas detector is better than any CO2 detector I have used before,although the price is slightly expensive.

    Is this helpful? (0) (0)

  • By h***n

    January 22, 2020

    This gas detector is very practical and accurate.

    Is this helpful? (0) (0)

  • By p***t

    January 5, 2020

    The volume is smaller than I thought,but it's easy to use,I need it for my work.

    Is this helpful? (0) (0)

  • By m***n

    December 19, 2019

    Fast delivery and good quality.

    Is this helpful? (0) (0)

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