Fangrui Product Details [weather Station Indoor Outdoor Thermometer] Va Screen Display Is Clearer And Brand-new Design. Larger, Clearer Screen Viewing Angles, Comfortable Color, Indoor Outdoor Temperature (c/f), Inside Outside Humidity, Barometric Pressure, Moon Phase, Calendar, Atomic Clock, Weather Forecast , Daily Max/min Data. [support Up To 3 High-precision Sensors] Wireless Temperature Forecast Station Supports Up To 3 Remote Sensors(1 Included In The Package) To Monitor Inside Outside Temperature & Humidity Of Multiple Locations. 433.92mhz Rf Transmitting Frequency. 60 Meters Transmission Range In An Open Area. [measurement Ranges] Indoor Temperature Measurement Ranges: -9.9c (14.2f) - 50c (122f); Outdoor Temperature Measurement Ranges: -40c (-40f) - 70c (158f); Temperature Alternatively In C Or F. Humidity Measurable Range: Rh - Rh [barometric Pressure Trend And Weather Forecast] Relative Air Pressure/absolute Air Pressure Can Be .the Outdoor Weather Station Predicts The Weather Conditions In 12-24 Hours According To The Change Of Air Pressure Trend, And It Will Take 7-10 Days For Learning And Calibration When It Is Used For The First Time. [the Max/min] Easily Obtain The Maximum Value Of Temperature And Humidity In The Past 24 Hours. Time In Optional 12/24 Hour Format Perpetual Calendar Up To Year 2099 Day Of Week In 7 Languages Dual Alarms Snooze Time Setting (1-30minute Or Off) Remote Sensor Low Battery Indicate Comfort Level Dictator Weather Forecasting And Barometer Function Ice Alert Time And Temperature Projection Function Projection Display 180 Degree Rotation Function Maximum /minimum Value Record Of Temperature And Humidity Power Supply: Weather Clock: Battery:cr2032 (backup) (not Included) Usb Cable:dc5v1.2a Remote Sensor:2 X Lr06 Aa Battery (not Included) Style: Modern And Simple Display Type:lcd Digital Screen Note:the Product Can Use Three Sensors At The Same Time, And One Sensor Is Provided By Default When Shipping. Colour:black Material:plastic Size:204x82x37.5mm/8.03x3.23x1.48inch Package Contents: 1 * Projection Weather Clock 1 * Sensor 1 * Usb Power Cable 1 * Instruction Manual (en/fr/de/it/es) Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection 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.