• Temperature range: -9.9℃ to 60℃ with an accuracy of ±1.0℃ and a resolution of 0.1℃. • Humidity range: 10% RH to 95% RH with an accuracy of ±3-5% RH and a resolution of 1% RH. • Real-time data update for precise monitoring. • Comfort indicator with facial icon for quick adjustments. • Easy to use with a button to switch between ℃ and ℉. • Can be placed on a table or mounted on the wall with adhesive tape. • Portable and compact design: dimensions of 46x50x12mm and weight of 26g. • Screwed battery cover to prevent children from opening it. • Low-consumption CR2032 battery included, eliminating the need for frequent replacements. • Ideal for a variety of environments: living rooms, greenhouses, bedrooms, wine cellars, offices, baby rooms, reptile habitats, terrariums, cars, plants, and closets.