MEASUREMENT RANGETemperature measurement range: -10~70. Temperature measurement accuracy: 1. The measurement conditions are updated every 10 seconds. Indoor/outdoor humidity measurement range: 20% RH to 90% RH. The deviation accuracy of humidity measurement: 5% RH. LARGE SCREEN ULTRA SLIM Improved Large Screen Indoor Thermo-Hygrometer Large, clear numbers are easy to read on the LCD screen. Plus, it has a kickstand, magnetic mount, and mounting slots on the back, so you can place it almost anywhere. Celsius or Fahrenheit display can be switched at will; indoor home thermometer allows you to see your indoor air temperature or humidity data at a glance. SMALL AND LONG BATTERY LIFE This hygrometer thermometer ( 8.1*7.1*1cm) is small, durable and portable, enough to save space and carry it with you. Powered by CR2032 (without battery). WIDE APPLICATION The thermometer and hygrometer can be used in homes, offices, automobiles, schools, hotels, laboratories, kindergartens , aquaculture, instrument shops, libraries, schools, factories and air-conditioned places. FEATURES: Clear LCD display, easy to read. Widely used in various occasions. TECHNICAL SPECIFICATIONS: Material: ABS Temperature measurement range: -10 ~+70(14~+158) Temperature measurement accuracy: 1 (1.8 ) Temperature resolution: 0.1 (0.2) Humidity measurement range: 20% RH-90% RH Humidity measurement accuracy: 5% RH Humidity resolution: 1% Use Battery: CR2032 (without battery) PACKING LIST: 1. Thermometer * 1 NOTE: Due to manual measurement, there may be a certain error in size; Due to the shooting environment, there may be some chromatic aberration; Instructions < p>1. Real-time automatic detection according to the temperature sensor and the environment humidity sensor, and the data display is detected and updated every 10 seconds; 2. The clock icon is displayed on the fixed screen, and the time can be set freely. There is a time button on the side of the product. Press the hour hand to flash once to adjust the hour and long press to speed up. forward ; after the adjustment is completed, it will automatically switch to the minute hand and flash, and the minute hand will flash. You can set the minute, long press to fast forward; After the adjustment is completed, it will automatically enter the normal state after staying for 5 seconds. Note: The data is all measured manually, please allow 1-3cm error, due to the light difference and display, there will be a certain color difference, the actual object received shall prevail.