About this item Large LCD display and backlightSize 3.6*3.4*0.94 inch, upgraded hygrometer thermometer with 3.7 inch LCD screen, easier to use Read from any angle and from a distance. It features the white backlight touch icon, which is easy to read and lights up the screen in dark conditions (15 seconds automatically). Maximum and Minimum RecordsThe digital thermometer displays temperature records. maximum and minimum humidity. and temperature for the past 24 hours, allowing you to take action in advance, such as adjusting the thermostat or humidifier temperature. (NOTE: Press and hold / button to reset MAX and MIN data.) Accurate and Fast UpdateIndoor thermometer updates every 10 hours to provide you with the most recent data. information. date readings with sensitive sensors inside Temperature range -9.9~60C, accuracy 1; Humidity range 0%~99% RH, accuracy 3% RH, suitable for indoor homes, bedrooms, baby rooms, kitchens, greenhouses, guitar rooms, offices and warehouses. Humidity Indicator Comfort LevelThe Room Thermometer has 3 icon levels: Wet/Comfort/Dry, which displays different temperature and humidity levels depending on the humidity. air condition, allowing you to easily monitor air conditioning needs and room health. Smart 3-button design: with 12/24/24 hour mode and date mode (mm/dd), / switchable, powered by 2 AAA batteries (included), 1 easy time setting button, our home moisture meter is convenient and suitable. for indoor and outdoor use.