- High Accuracy and Quick Updates: This upgraded digital hygrometer features a sensitive probe sensor for precise readings. It measures temperature from -10℃ to +60℃ (14°F to 140°F) with an accuracy of ±1℃ (1.8℉) and humidity levels from 10% to 99% RH with an accuracy of ±5% RH. Data is refreshed every 10 seconds to keep you informed of environmental changes. - Comfort Indicator: The built-in face icon comfort indicator shows humidity levels as dry, comfortable, or wet. This feature helps you adjust your humidifiers, dehumidifiers, and thermostats promptly, ensuring optimal living conditions. The device also allows you to switch between Celsius and Fahrenheit by pressing the "℃/℉" button. - Versatile Mounting Options: This digital hygrometer is designed for easy placement with a desktop stand, wall sticker, and hanging hole. It is suitable for various locations including bathrooms, living rooms, kitchens, basements, gardens, greenhouses, closets, cellars, guitar storage, humidors, and refrigerators. - User-Friendly Display: The unique LCD circular display operates without complicated buttons, offering clear visibility with large numbers for easy reading from a distance. It is powered by a CR2032 battery, providing over 36 months of use. If you encounter any issues with battery life upon receipt, please contact us for assistance.