Outdoor sensor: all-in-one machine that can simultaneously measure: wind speed, wind direction, illumination/UV index, rainfall, temperature, humidity; Indoor receiver: high-definition color LCD display, measuring indoor temperature and humidity, atmospheric pressure, weather forecast, moon phase, perpetual calendar and alarm clock; Function:Measure indoor and outdoor temperature, humidity, and dew point (C, F), Measure wind speed and direction (m/s, km/h, knots, , ) 24H weather forecast, atmospheric pressure, Rainfall data (inches or millimeters): 1 hour, 24 hours, week, month, and total, Light intensity and UV index, Time, day of the week and calendar display Alarm clock, Outdoor sensors can be powered by solar energy, Low battery indicator, High-definition car screen, display without blind spots, The host can be wall-mounted or placed on the desktop, Transmission distance 100 meters (in open areas) Technical Parameters: Outdoor temperature: -40~+60; 1C Indoor temperature: 0~+60; 1C Humidity: 10%~99%RH (1% resolution); 5% Air pressure: 300 to 1100hpa; 3hpa Rainfall: 0 - 9999mm Wind speed: 0~50m/s Wind speed accuracy: 2 m/s ~ 50 m/s; Wind direction accuracy: 8 points Sampling time: 60s Wifi standard: 802.11 b/g Wireless frequency: 2.4GHZ WIFI transmission line of sight: 20m Data base stations: .wunderground.com and .wunderground.com Power supply: (battery not included in delivery) 1) Receiver: 3 AA alkaline batteries or 5.9V/500mA power adapter 2) Transmitter: 3 AA alkaline batteries Installing your Personal Weather Station The location of your weather station is the most important part of installation. If your weather station is located under a tree or an overhang, the rainfall data measured by the station will notbe correct. Plug Type:EU Plug,it applies to Indonesia, Germany, France, , Italy and so on Colour:White Voltage: AC 220V Material:plastic Package Contents: 1 x Indoor Display Console 1 x Solar Integrated Sensor Array 1 x Mounting Bracket Back Plate 1 x Mounting Pole 1 x Foot Mounting 1 Adapter 1 x Spare parts (Pole mounting nuts and bolts) 1 x English manual 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.