Qooltek Mini Digital Hygrometer Thermometer Indoor Humidity Monitor with Temperature Humidity Gauge Meter for Cars Incubators and Brooders Climb Pet (Fahrenheit) Mini Digital LCD Thermometer Humidity Temperature. Temperature Range: -40F ~ 140F Measuring Humidity Range: 10% RH ~ 95% RH Humidity Accuracy:5% ; Humidity Display Resolution: 1% RH Mini size perfect to use in incubators, brooders, cigar humidors,reptile tank. If you do not like the small temperature display, you can consider the new hygrometer thermometer - ASIN B079JB3YYL