- High Accuracy and Fast Refresh: Experience precise environmental monitoring with our upgraded digital hygrometer featuring a highly sensitive probe sensor. It accurately measures temperature from -10℃ to +60℃ (-14 °F to +140 °F) with an error margin of just +/-1℃ (1.8℉). Humidity is measured between 10%RH and 99%RH, with an error of +/-5%RH. Data is refreshed every 10 seconds to keep you informed of the latest environmental changes. - Face Icon Comfort Indicator: Stay comfortable with our hygrometer's easy-to-read humidity level icon, which indicates whether the air is dry, comfortable, or wet. This timely feedback helps you adjust humidifiers, dehumidifiers, and thermostats to maintain an optimal living environment. Switch between Celsius and Fahrenheit display modes easily by pressing the "℃/℉" button. - Versatile Mounting Options: Our digital hygrometer is designed for convenience with four mounting options: a desktop stand, wall sticker, and hanging hole. Place it effortlessly in various settings such as bathrooms, living rooms, kitchens, basements, gardens, greenhouses, closets, cellars, or even inside humidors and refrigerators. - User-Friendly LCD Display: The hygrometer operates right out of the box without complicated buttons. Its clear LCD screen with large numbers ensures easy readability from a distance. Powered by a CR2032 button battery, it offers over 36 months of usage. If you find the battery insufficient upon receipt, please contact us for assistance.