Set of 4 Indoor Thermometers - Mini Digital LCD - Hygrometer - For Living Room, Bedroom, Office, Children's Room, etc.

High precision: The mini digital thermo-hygrometer reliably measures temperatures from -50°C to +70°C (±1°C, 0.1°C resolution) and humidity from 10% to 99% RH (±5% RH, 1% resolution). Measurements are updated every 10 seconds to provide accurate indoor climate data. Comfortable environment monitoring: The hygrometer features two symbols that visualize the indoor climate: a smiling face at 40-70% humidity and an unhappy face at less than 40% or more than 70%. This allows you to keep an eye on healthy indoor air quality at all times. Easy to read and install: The large font on the LCD screen makes it easy to read even from a distance. The device can be placed on a table, shelf, or bookcase, mounted on the wall with adhesive strips, or hung on a nail via the hanging hole. Long-lasting battery: The device is powered by a pre-installed CR2032 battery. Ready to use and with long-lasting performance for reliable indoor climate monitoring without frequent battery changes. Versatile use: The mini digital LCD thermo-hygrometer is ideal for living rooms, greenhouses, instrument rooms, wine cellars, basements, warehouses, attics, nurseries, and changing rooms. A practical measuring device for accurate temperature and humidity monitoring in any room.