1、OUTDOOR SENSOR: The outdoor sensor consists of rain funnel, solar panel and transmission module, wind vane and high speed anemometer, and transmits current information about temperature, humidity, air pressure, wind speed and wind direction, as well as the amount of precipitation and much more. Assembly is easy, please use the instructions provided. 2、INDOOR RECEIVER: High definition color LCD display, measuring indoor temperature and humidity, atmospheric pressure, weather forecast, moon phase, perpetual calendar and alarm clock. 3、EXACT MEASUREMENTS: Easily call up information on temperature and more. The reception range of the device has been improved. This means that the weather station measures the temperature and humidity more precisely. Experience the comfort of your personal weather station. 4、CLEAR COLOR DISPLAY: Easily observe the weather conditions in your house and garden. The large colour display is easy to read. The data can also be easily seen from many different angles. Even if you look a little sideways, all the data can still be read and you can see all the important functions and information. The information areas are separated and organised in different ways. 5、WIFI + WEATHER UNDERGROUND + WEATHERCLOUD: Supports Weather Underground + Weathercloud connection. Data transmission with the worldwide weather network and Weathercloud is available on Play & the App StoreAll data is transmitted wirelessly from the outdoor sensor to your base station. 6、COMPACT AND LIGHT: The display base station can be conveniently placed on a table in any room, at home, in a child's room, basement, warehouse or greenhouse, etc. It's compact and light. 7、EASY TO INSTALL: It can be placed on the table or hung on the wall, the measured data of the outdoor sensor will be sent to the indoor host, with 100 meters signal transmission distance. Specifications: Outdoor Temperature Range: -40℃ ~ 60℃(-40°F ~ 140°F) Indoor Temperature Range: 0℃ ~ 60 ℃(32°F ~ 140℉) Temperature Accuracy: ±1℃(± 2°F) Humidity Range and Accuracy: 10% ~ 99% (1% resolution) Air Pressure Range and Accuracy: 300 ~ 1100 hpa. Rainfall Display: 0-9999 mm Rainfall Accuracy: 15 mm ~ 9999 mm. Wind Speed Range and Accuracy: 0~50m/s Wind Direction Accuracy: 32 points Sampling Time: 60s Transmission Standard: 433MHz Transmission Distance: 100m (open space) Wifi Standard: 802.11 b/g/n Wireless Frequency: 2.4GHZ WIFI Transmission Line of Sight: 20m Power Supply: (battery is not included in the shipment) Receiver: 3 * AAA batteries or 5.9V/500mA power adapter. Transmitter: 3 * AA batteries Material: ABS Receiver Size: 165 * 135 * 18 mm / 6.5 * 5.32 * 0.71 inch LCD Size: 130 * 80 mm / 5.12 * 3.16 inch Transmitter Size: 330 * 280 * 150 mm / 13 * 11 * 5.9 inch 1 * Receiver 1 * Integrated Outdoor Transmitter 1 * Foot Mounting 1 * Mounting Bracket 1 * Mounting Pole 2 * Mounting Nuts (M3) 4 * Mounting Nuts (M5) 4 * Tapping Screws 1 * Power Adapter 1 * User Manual (English)