• Easily monitor the temperature and humidity of your home, office, or baby's room with this compact thermo-hygrometer. • Large LCD screen for clear digit reading from a distance. • Advanced high-precision sensor that provides updated readings every 10 seconds. • Temperature range: -50 °C to 70 °C with an accuracy of ±1 °C. • Humidity range: 10% to 99% with an accuracy of ±2 ~ 3%. • Operates with 1 AAA battery, lasting 18 to 24 months under normal conditions. • Equipped with a foldable table stand, magnet, and wall hanging hole. • Comfort zone indicator with neutral, smiling, and sad face symbols. • Product dimensions: 6.5 cm high, 5.5 cm long, weight of 0.105 kg.