Air Comfort Indicator The Humidity Temperature Gauge features face icons to quickly indicate dry/comfort/humid air condition to alert you to adjust your humidifier or dehumidifier accordingly to create a more comfortable environment. High accuracy and fast updating The indoor thermometer has high accuracy within 1 (1.8) and humidity is 5% RH, data measurements are updated every 10 seconds to give you the latest changes of environment. Compact screen with large digits This slim and lightweight size hygrometer thermometer (3.5*3.0 inch, weighs only 30g) is easy to carry. The 2.3 inch large LCD display with big thick digits makes you read the temperature and humidity more easily and clearly. Backlight and clock function With the backlight and clock function, you will get a clear reading at night or in the dark and convenient to set the alarm clock for your work or study. Multiple mounting options Indoor wall thermometer equipped with 2 mounting options, including a table stand and a hanging hole, you can install the wall thermometer anywhere you like, such as living room, kitchen, guitar room, office. Specification: Temperature range: 58F~158F (50C~70C), Accuracy: 1.8F / 1C Humidity range: 10%RH~99%RH, Accuracy: 5% RH Comfort indicator: dry, comfort, wet Temperature display unit: F / C selectable Temperature resolution: 0.2F / 0.1C Humidity resolution: 1% Refresh rate: 10 seconds Quantity delivered: 1PC