Auto Power-off Hygrometers

GAO Tek auto power-off hygrometers are devices designed to measure and monitor humidity levels in the environment, featuring a built-in automatic power-off function. This capability offers several benefits: energy conservation, extended battery life, maintenance-free operation, cost savings, and environmentally friendly.
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Showing 1–24 of 48 results

GAOTek Air Velocity Flow Temperature

SKU: GAOTek-APOH-255
GAOTek air velocity flow temperature is a convenient tool to measure instantaneous flow velocity.

GAOTek Air Volume And Hygrometer

SKU: GAOTek-APOH-234
This Air volume and hygrometer has an illumination of 0 lx to 22000 lx, humidity of 10% RH to 95% RH and a resolution of 1 lx or 10 lx. 

GAOTek Carbon Dioxide Analyzer Meter

SKU: GAOTek-APOH-259
This Carbon Dioxide Analyzer Meter has a 0.1 % to 99.9 % RH of humidity measuring range, 30 seconds of warm up time, and a AA x 4 Pcs of power supply.

GAOTek Chilled Mirror Hygrometer

SKU: GAOTek-APOH-237
GAOTek chilled mirror hygrometer is based on its physical definition and is a recognized standard of humidity measurement.

GAOTek Detector Hygrometer

SKU: GAOTek-APH-230
This detector hygrometer has 0 to 99.9 % range, One 9 V battery of power supply, After approx. 15 minutes of auto power off.

GAOTek Digital Soil Hygrometer

SKU: GAOTek-APOH-246
This digital soil hygrometer has a temperature resolution of 32.18 °F, humidity measurement range of 10% RH to 99% RH, and 5% humidity resolution.

GAOTek Digital Thermo Hygrometer

SKU: GAOTek-APH-224
GAOTek digital thermo hygrometer has a shorter reaction times and accurate measurements with external humidity sensor.

GAOTek Digital Thermometer Hygrometer

SKU: GAOTek-APOH-238
This Digital thermometer hygrometer has a humidity range of 0% RH to 100% RH humidity range, power supply of AC 220, and a temperature range of -4 ℉ to 176 ℉. 

GAOTek Digital Thermometer Hygrometer Humidity Tester

SKU: GAOTek-HTI-106
Overview GAOTek Digital LCD Temperature and Humidity Tester Hygrometer Detector for Laboratory is a convenient and accurate device for measuring

GAOTek Digitronics Hygrometer Gauge

SKU: GAOTek-APH-223
GAOTek digitronics hygrometer gauge suitable for measuring the moisture content of straw, wheat straw.

GAOTek Electronic Hygrometer Digital

SKU: GAOTek-APOH-249
This electronic hygrometer digital 2.8 in full angle TFT display screen of display screen, non-heating fixed focus lens of focusing mode, 0.1 to 1.0 of emissivity.

GAOTek Flue Gas Hygrometer

SKU: GAOTek-APOH-251
GAOTek flue gas hygrometer can measure humidity and oxygen separately in high temperature environment.

GAOTek Gas Detector Hygrometer

SKU: GAOTek-APOH-232
This Gas Detector Hygrometer has a power supply of 220 V, operating humidity range of ± 0.8% RH, and operating high temperature of ± 32.36 °F. 

GAOTek Halogen Lamp Moisture Analyzer

SKU: GAOTek-APOH-258
This Halogen Lamp Moisture Analyzer has a 0.00 % to 100.00 % moisture range, PT 100 of temperature sensor, and a ≤ 0.0003 oz of repeatability.

GAOTek Halogen Rapid Moisture Tester

SKU: GAOTek-APOH-241
GAOTek halogen rapid moisture tester, its operation is simple, easy to observe and with its excellent performance is fully used in food, tobacco, pharmaceutical, oil, paper making, feed, chemical industry, coating, mining, environmental protection, geology and other industries for rapid determination of moisture content of material, at the same time meet the solid, particles, powder, gel body and liquid moisture content measurement requirements.

GAOTek Humidity Hygrometer Datalogger with Printer

SKU: GAOTek-EHM-102
GAOTek Humidity Hygrometer Datalogger with Printer is a versatile and advanced instrument designed for measuring and recording humidity levels in various environments.

GAOTek Humidity Meter Handheld Hygrometer

SKU: GAOTek-APH-221
GAOTek humidity meter handheld hygrometer quickly and conveniently take accurate humidity and temperature readings with the Fluke 971.

GAOTek Hygrometer Datalogger

SKU: GAOTek-APOH-253
This hygrometer datalogger has a 3000 points of automatic record storage, humidity < 90 % of storage RH %, and a 0 % to 100 % RH of humidity range.

GAOTek Hygrometer Humidity

SKU: GAOTek-APOH-239
This Hygrometer Humidity has relative humidity of 0% RH to 100% RH, temperature range of +14 °F to +140 °F, and dew point range- 94 °F to 86 °F. 

GAOTek Hygrometer Humidity Analyzer

SKU: GAOTek-APOH-243
This hygrometer humidity analyzer has an AC 220 V ± 10 %, 50 or 60 Hz Power cord, 122 °F to 356 °F of temperature, and 0.3 % of moisture readability.

GAOTek Hygrometer Industrial Recorder

SKU: GAOTek-APOH-248
This Hygrometer Industrial Recorder has a –4 °F to + 158 °F, 0 % to 100 % RH measurement range, 9 V battery, and a ± 1.8 °F ±5 % RH accuracy.

GAOTek Hygrometer Measuring Device

SKU: GAOTek-APOH-250
This hygrometer measuring device has a 0 to 100 % RH environment humidity, ± 0.5 % of accuracy, and an AC 220 V or 50 Hz of power supply.

GAOTek Hygrometer Relative Humidity

SKU: GAOTek-APOH-236
This Hygrometer Relative Humidity has a temperature range of -112 °F to 140 °F, accuracy of ±2%, response time of 3 seconds to 12 seconds.

GAOTek Hygrometer Upper Arm

SKU: GAOTek-APOH-245
This Hygrometer Upper Arm has a 60 s no operation auto power off, 0 mmHg to 280 mmHg pressure rate, and a 1 x 90 group of memory recall.