Features ACCURATE DETECTION: Home wireless weather forecast use the latest technology with accuracy temperature and humidity sensors. We reduced the temperature error to ± 1 ℃ and the humidity error to 5%. The station can also monitor temperature and humidity tre MULTIFUNCTION: Wireless weather forecast can not only measure indoor and outdoor temperature, humidity, wind speed and wind direction, but also display date and time, set alarm clocks, and customize temperature, humidity, wind speed warnings. Multi funct 2 MOUNT METHODS: Detection platform of the wireless weather forecast can be either wall mounted or placed on the desktop. You can choose different installation directions according to your needs. There are holes and brackets on the back of the monitor, w EASY CARRYING: Comes with a small size and a light weight as well, you can easily carry the small weather forecast for convenient use, do not take up too much space. DIGITAL DISPLAY: The large screen of the weather forecast clearly displays all data, as well as the current time and date. Specification: Item Type: Weather Forecast Material: ABS Mode: WS0232 Transmission Frequency: 433MHz Transmission Distance: Approx. 100m / 328.1ft (MAXIMUM) Outdoor Temperature Measurement Range: -20 ℃ to +60 ℃ (± 1 ℃) Indoor Temperature Measurement Range: 0 ℃ to +50 ℃ (± 1 ℃) Humidity Measurement Range: 20% to 90% (RH) (± 5%) Meteorological Station Power Supply Method: 2 x AA alkaline batteries (not included) Display Power Supply Method: 2 x AAA alkaline batteries (not included) Package List:1 x Wind Vane1 x Bracket1 x Receiver1 x Support Rod1 x Display6 x Screw2 x Nut4 x Expansion Tube 1 x Manual  Package List 1 x Wind Vane 1 x Bracket 1 x Receiver 1 x Support Rod 1 x Display 6 x Screw 2 x Nut 4 x Expansion Tube 1 x Manual