Welcome to our store! INTELLIGENT DIGITAL THERMOMETER HYGROMETER The mini digital temperature and humidity meter is small and exquisite, only 4.3*4.3*1.3 cm, 21g. It has 2 types of icons. When the humidity is between 40% and 70%, it will show a smiling face. When the humidity is lower than 40% or higher than 70%, it will display unhappy, allowing you to keep your home healthy and comfortable at a glance. MEASUREMENT RANGE OF TEMPERATURETemperature measurement range: -10~70. Temperature measurement accuracy: 1. The measurement conditions are updated every 10 seconds. HUMIDITY MEASUREMENT ACCURACY]Indoor/outdoor humidity measurement range: 10% RH to 99% RH. The deviation accuracy of humidity measurement: 5% RH. SMALL AND EXQUISITE4.3*4.3*1.3cm, weighs only 21 grams. The size of an egg, this hygrometer thermometer is compact and durable enough to save space and take it with you anywhere. Powered by CR2032 (battery included). WIDE APPLICATIONThe thermometer and hygrometer can be used in homes, offices, automobiles, schools, hotels, laboratories, gardens, etc. children, aquaculture, instrument shops, libraries, schools, factories and air-conditioned places. Due to manual measurement, the products you receive may have some dimensional errors Due to different monitors, the products you receive may be slightly different from the pictures Actual delivery quantity: 2 piece 100% satisfaction - Our customers are our priority.