Gas Detector

HOLDPEAK

HOLDPEAK HP-5800G Ammonia Gas Detector Tester Monitor for 0~100 PPM

HOLDPEAK

HP-5800D Environmental Tester PM2.5/10 Detector

HOLDPEAK

Holdpeak HP-535G High-Precision Ammonia Analyzer (0-100 ppm) - Continuous Quantitative Measurement with Fast Response and Accurate Electrochemical Sensor

HoldPeak 9000A Portable Multi-Gas Detector – Professional 4-in-1 Gas Monitor for O₂, H₂S, CO, and Combustible Gases (EX) with Color LCD

7-in-1 Professional Air Quality Monitor | Simultaneous Monitoring of CO2/HCHO/TVOC/PM2.5/Temperature & Humidity | 50,000 Data Records | Portable Indoor Environment Tester

HOLDPEAK

HOLDPEAK HP-531G Mini Portable CO2 Detector 3 in 1 Ambient Air Quality Monitor

HOLDPEAK

HOLDPEAK HP-5800H Handheld Ultrasonic Oxygen Detector - Accurately Measures Oxygen Concentration and Flow Rate for PSA Oxygen Concentrators

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HOLDPEAK HP-5800S Formaldehyde Detector PM2.5 PM10 Particulate Meter, HCHO TVOC Meter

HoldPeak 5000R Fluorescence Dissolved Oxygen Meter – Professional DO Meter with 0.1 mg/L Resolution, Automatic Temperature Compensation, Salinity & Altitude Adjustment, and Data Logging for Aquaculture, Environmental Monitoring

HOLDPEAK

Holdpeak HP-9000B Highly Accurate Measuring Range 0-100ppm Continuous Quantitative Ammonia Detector

HOLDPEAK

Hold peak HP-5800N Formaldehyde TVOC detector for indoor and outdoor environment monitoring with high accuracy, short measurement time and low power consumption.

High-Efficiency Precise Radon Gas Detector Ionisation Technology: 1.5-Second Rapid Sampling LCD Display: Real-Time/Average Concentration Portable for Domestic Use