› Extech Instruments Big Digit Indoor/Outdoor Hygro-Thermometer

Big Digit Hygro-Thermometer simultaneously displays indoor and outdoor Temperature and Humidity. It measures Humidity from 10 to 99% RH and Temperature from 14 to 140°F or -10 to 60°C. Accuracy is ±5%RH and ±1.8°F/±1°C. A Max/Min with reset function...