Product Description Material: ABS Size: 4.2*4.2*1.1cm Temperature measurement range: -50C~+70C (-58F~+158F ) Temperature measurement accuracy: 1 (1.8F) Temperature resolution: 0.1C (0.2F) Humidity measurement range: 10% RH-99% RH Humidity measurement accuracy: 5%RH Humidity: 1% Color: white, pink, green Quantity: 3 pieces Package content: 3*electronic thermometer and hygrometer, 3 *3M sticker 1.Reliable accuracy: The measurable temperature range: -50 C ~ + 70 C (-58 F ~ + 158 F), temperature measurement accuracy: 1.0 C ( 1 .8 F), temperature resolution: 0.1 (0.2 F). Humidity measurement range: 10%RH ~ 99%RH, humidity measurement accuracy: 5%RH, humidity resolution: 1%RH. 2. Easy to install: It can be placed on a table or bookshelf, or attached to the wall with wall stickers, or threaded through the thermometer and hygrometer's hanging hole and then hung on a nail. (Note: The product does not contain fine lines.) 3. Easy to read: The larger font displays the current temperature and humidity. Even if the distance is large, you can read the measured value. The cute emoji reminder can easily understand the comfort level, and the intuitive expressions of joy and anger can help you understand the temperature and humidity changes at a glance and take better care of your family's health. 4.Humidity Temperature Monitoring: Monitor the temperature and humidity in real time, enjoy a comfortable space. This portable thermometer hygrometer measures indoor humidity and temperature, helping you know the air conditions in the room. The perfect choice for your personal and professional life. 5. Widely used applications: Mini LCD digital thermometer thermohygrometer is very popular and widely used in living rooms, greenhouses, instrument rooms, wine cellars, warehouses, grain storage, baby and others.