ITEM NAME:Multifunction Automatic Electronic Temperature and Humidity Monitor Clock 3 R8T4 Multifunction Automatic Electronic Temperature and Humidity Monitor Clock 3 R8T4 Temperature sensor and the humidity sensor, automatic real-time detection according to the ambient, display data as per seconds refresh time detection The clock icon is a fixed screen display, the time can be set freely, the product side has the "time key" Press once, the clock flashes, enter the hour, long press can fast-forward Automatically goes to minute setting 5 seconds after completion Enter the minute, long press can fast-forward,Automatically enters normal state 5 seconds after completion Product name: Multi-functional thermometer-hygrometer combo Dimensions: 81 * 71 * 10 mm Clock style: 12-hour digital clock Temperature measurement range: -30 to 70 Celsius (-22 to 158 ) Temperature measurement precision: +/-0.1 Celsius (0.2 Fahrenheit ) Temperature measurement resolution: 0.1 Celsius (0.2 Fahrenheit ) Humidity measurement range: 10% RH - 99% RH Humidity measurement precision: +/-5% RH Humidity resolution: 1% Battery type: CR2032 3 V colour: white Material: plastic Package Contents: 1 * Multi-functional thermometer-hygrometer combo Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.