Handheld Environmental Testers

GAO Tek handheld environmental testers are portable devices designed to measure various parameters related to the surrounding environment. Our testers are compact, easy to carry, and typically include sensors or probes for assessing factors like air quality, water quality, and other environmental conditions. Here are some key points regarding handheld environmental testers and their benefits: portability and convenience, versatility, real-time monitoring, on-site testing, environmental health and safety, data accuracy, cost-effectiveness, user-friendly interface, quick response to emergencies, education and outreach.
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Showing 1–24 of 34 results

GAOTek Air Quality Environmental Tester

SKU: GAOTek-HET-217
This Air Quality Environmental Tester has a temperature detection range of -4 ℉ to 140 ℉, sampling time of 3 seconds and battery capacity of 2200 mAh.

GAOTek Aqua Crystal Analyser

SKU: GAOTek- OENVT -108
GAOTek aqua crystal analyser is up to 5 points calibration, selectable turbidity unit and measurement mode.

GAOTek ATP Test Swabs

SKU: GAOTek-OET-137
This ATP Test Swabs has temperature range of 41 °F to 104 °F, humidity range of 20% to 85% and LCD display.  

GAOTek Concrete Vibration Analyser

SKU: GAOTek-OENVT-106
GAOTek concrete vibration analyser is a kind of geotechnical in-situ monitoring instrument, which is suitable for all kinds of vibrating string sensor frequency signal acquisition, such as pore water pressure meter, axial force meter, anchor cable meter, earth pressure box, reinforcement meter, strain gauge, fracture meter.

GAOTek Digital Handheld Environmental Tester

SKU: GAOTek-HET-216
GAOTek digital handheld environmental tester is mainly used for monitoring CO2 concentration and temperature and humidity in the environment, suitable for furnishing living rooms, classrooms and offices.

GAOTek Digital Hardness Tester

SKU: GAOTek-OET-131
GAOTek digital hardness tester is developed with advanced micro electronic technology.

GAOTek Digital Hygrometer Environmental Tester

SKU: GAOTek-HET-221
This Digital Hygrometer Environmental Tester has a working temperature of 41℉ to 104 ℉, working humidity of <85% and humidity resolution of 0.1%.

GAOTek Digital Online Salinity Tester

SKU: GAOTek-OENVT-107
This Digital Online Salinity Tester has a measurement range of 0 to 80 ppt, a temperature range of 0 °F to 122 °F, and an IP68 protection.

GAOTek Dissolved Oxygen Meter

SKU: GAOTek-OET-126
This Dissolved Oxygen Meter has a temperature range of 32 °F to 140 °F, salinity compensation range of 0.0 ppt to 45.0 ppt and 1.5 V AA battery.

GAOTek Eddy Current Conductivity Tester

SKU: GAOTek-OENVT-101
GAOTek eddy conductivity meter is the upgrading product which have the leading technology performance, can totally instead of the similar products overseas.

GAOTek Environmental Air Quality Tester

SKU: GAOTek-HET-228
GAOTek environmental air quality tester provides high accuracy and highly stable real-time PM 2.5, PM 10 TVOC, HCHO detailed analysis concentration data, and displays temperature, humidity, dew TEMPM, wet bulb TEMPM, and current time and data.

GAOTek Environmental Carbon Dioxide Detector Tester

SKU: GAOTek-HET-233
This environmental carbon dioxide detector tester has a temperature of 14 °F to 122 °F, humidity of 0% RH to 95% RH, and 1000 mAh of power supply.

GAOTek Environmental Gas Tester

SKU: GAOTek-HET-225
GAOTek environmental gas tester is used to measure hydrogen peroxide H2O2 gas with a built-in pump with a self-check function, and zero calibration function so that gas monitoring is more accurate and reliable.

GAOTek Environmental Humidity Tester

SKU: GAOTek-HET-229
This environmental humidity tester has temperature range of a -40 °F to 158 °F, frequency range of 31.5 HZ to 8 KHZ and light accuracy of ±5%.

GAOTek Environmental Negative Oxygen Ion Tester

SKU: GAOTek-HET-227
GAOTek environmental negative oxygen ion tester is a high precision and professional instrument for detecting and analyzing air negative ions, formaldehyde, 2.5 pm, 10 pm, and air temperature and humidity.

GAOTek Environmental Noise Meter Tester

SKU: GAOTek-HET-232
GAOTek environmental noise meter tester is an instrument that measures noise suppression engineering monitoring, quality control, and health protection monitoring.

GAOTek Environmental Nuclear Radioactive Tester

SKU: GAOTek-HET-231
This Environmental Nuclear Radioactive Tester has temperature of 14 °F to 122 °F, 0.01 uSv/h of resolution and 1800 mah of battery capacity.

GAOTek Environmental Soil Fertilizer Tester

SKU: GAOTek-HET-224
This environmental soil fertilizer tester has a power source of AC 220 V ±22 V, large capacity memory of16 G and pH accuracy of 0.01 pH.

GAOTek Environmental Thermal Imaging Tester

SKU: GAOTek-HET-226
GAOTek environmental thermal imaging tester can only measure single temperature points.

GAOTek Handheld Auto Range Environmental Tester

SKU: GAOTek-HET-222
GAOTek handheld auto range environmental tester is stable, safe and reliable to measure light illuminance, it also can show you the ambient temperature.

GAOTek Handheld Environment Humidity Tester

SKU: GAOTek-HET-223
This Handheld Environment Humidity Tester has an operating temperature of 41 ℉ to 104 ℉, soil temperature of 16 ℉ to 122 ℉ and power supply of 1.5 V.

GAOTek Handheld Environment Noise Tester

SKU: GAOTek-HET-219
GAOTek handheld environment noise tester is an ideal tool to measure Sound Pressure Level in decibels (dB)

GAOTek Handheld Environment Sound Tester

SKU: GAOTek-HET-220
This Handheld Environment Sound Tester has a dew point temperature of -58 ℉ to 140 ℉, frequency response of 30 Hz to 8 KHz and power supply of 1.5 V.  

GAOTek Handheld Environmental Air Quality Tester

SKU: GAOTek-OENVT-113
GAOTek handheld environmental air quality tester is a data collector which can quickly acquire and analyze gas concentration components in scientific research, university and complex working environments.