Feature: 1. MAX & MIN Records: Humidity monitor with indoor thermometer stores and displays all time MAX & MIN humidity and temperature records. 2. Easy to Use: Tabletop design allows you to conveniently place your hygrometer wherever you desire. 3. Weather Forecast: With this design, you will know the weather clearly. 4. Multifunction: Tells you the rear humidity and temperature of the room, date, time, week, calendar and alarm clock function. You can switch different mode easily. 5. °F/°C : Fahrenheit degree and Celsius degree can switch easily. Specification: Color: White/Black Size: 110 X 57 X 11mm/4.33 X 2.24 X 0.43" Battery: 1 X AG10 Button Battery (NOT Including) Temperature Range: -50℃~70℃ (-58℉~158℉) Temperature Resolution: 0.1℃ Humidity Range: 10%RH~99%RH Humidity Resolution: 1% Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3mm measuring deviation due to manual measurement.