Description
Overview
GAOTek Humidity Data Logger Digital Hygrometer has shorter reaction times and accurate measurements with an external humidity sensor, round the clock monitoring and logging of temperature, relative humidity and dew point Super size memory for long term measurements and up to 1 million readings, battery life 3 years. Saving energy, archiving, storing goods, creating a comfortable indoor climate  if you can’t analyze the temperature and humidity, you won’t get optimal results. The testo 175 H1 is designed to carry out reliable long term measurements and log these crucial values for you.
Technical Specifications
| Measuring Range | -4 °F to 131 °F (-20 to +55 °C) |
| Accuracy | ±32.72 °F (0.4 °C ) |
| Resolution | 32.18 °F (0.1 °C) |
| Measuring Range | 0 to 100 %RH |
| Accuracy | ±2 %RH (2 to 98 %RH) at +77 °F (25 °C) |
| Resolution | 0.1 %RH |
| Measuring Range | -40 °F to 122 °F (-40 to +50 °C) |
| Accuracy | +0.03Â %RH or K |
| Product Size | 5.87 in x 2.09 in x 1.06 in (149 x 53 x 27 mm) |