1、Automatically Calibrate Web Service: Automatically calibrate web time service, which can record temperature, humidity, wind speed and rainfall. 2、Multiple Languages: 8 kinds of languages are available, including English, German, Italian, French, Spanish, Dutch, Danish and Russian. 3、Weather and Temperature Forecast: With the function of future weather forecast and temperature forecast, the weather forecast information is provided by the web. 4、Diverse Features: Wind speed range from 0‑180km/h (0‑111mph), wind direction range from 0°‑359°, light range from 0‑128klux (0‑1378KFC), ultraviolet index from 0‑15 level. 5、Easy to Use: Without any difficult requirements even though you use it for the first time. Item Type: Wireless Weather Forecast Station Weight: Approx.1920g / 67.7oz Material: ABS Temperature (Multiple Modular Remote Sensor): -40℃ (-40℉) ~70℃ (158℉) Temperature (Indoor Receiver): 0℃ (32℉) ~50℃ (122℉) Indoor And Remote Humidity: 20%-95%RH Pneumatic: 600hpa/MB - 1100hpa/MB Rainfall: 0-9999mm Wind Speed Range: 0-180km/H (0-111mph) Wind Direction Range: 0°-359° Light Range: 0-128klux (0-1378kfc) Ultraviolet Index: 0-15 Level Wireless Signal Transmission Frequency: 433.92MHz Battery (Indoor Receiver): 2pcs AA Batteries (Battery Not Included) Battery (Multiple Modular Remote Sensor): 3pcs AA Batteries (Battery Not Included) Language: Danish, Dutch, English, French, German, Italian, Spanish 1 x Weather Forecast Station 1 x Multiple Modular Remote Sensor 1 x Manual 4 x Bolts 4 x Screw 1 x Power Adapter