Fluke
Fluke 1620A-H-156 DewK Thermo-Hygrometer, high accuracyMeasures temperature to 32.23°F (±0.125°C) and humidity to ±1.5% on two channels and calculates dew point, heat index, and rates of change for both temperature and humidity. On-board memory to store up to 400,000 date and time stamped data points.Fluke...