Fluke 971: Temperature Humidity Meter Backlit dual display of humidity and temperature Measures dew point and wet bulb temperatures 99 record storage capacity Ergonomic design with belt clip and protective holster Quick-response capacitance sensor Compact and lightweight (188 g /6.6 oz) Temperature range from -20 °C to 60 °C (-4 °F to 140 °F) Relative humidity from 5% to 95% Min/Max/Avg Data hold Low battery indicator www.fluke.com/en/product/building-infrastructure/indoor-air-quality-testing/fluke-971