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 1–12 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.