- Houdian 0726 Digital Thermo-Hygrometer for precise temperature and humidity measurement - Temperature range: -50 ℃ to 70 ℃, with ±1 ℃ accuracy - Humidity range: 10% RH to 99% RH, ±5% RH accuracy - Automatic data update every 10 seconds for greater reliability - Mini and portable design: dimensions 4.3 x 4.3 x 1.3 cm, lightweight at 21 g - Operates with included CR2032 battery, up to 12 months autonomy - Versatile use in home, office, car, laboratories, nurseries, workshops, and more - White color, discreet and easy to match with any décor - Essential tool for monitoring indoor environment and preventing humidity or temperature issues