Muti-functional Weather Station: In addition to measuring indoor and outdoor temperature, humidity, wind speed and direction, the wireless weather station can also display the date and time, set the alarm clock and customize the temperature/humidity/wind speed warning. Multi-functional design brings more convenience to your life. Accurate Measurement: Home Wireless Weather Stations works with the latest technical of high-precision temperature and humidity sensor. We reduce the temperature error to 1 and the humidity error to 5%. It can also monitor the temperature and humidity change trend. 328ft Transmission Range:Through the outdoor transmitter 433M frequency wireless transmission, after professional detection equipment detection, the wireless weather station display can receive accurate data at any location in the home. The maximum connection distance is 328 feet. Multiple Modes of Use: The detection platform of the wireless weather station can be both wall mounted or place on the table top. You can choose different installation directions according to your needs. The back of the monitor has holes and stands that can be mounted on either a wall or a tabletop. Lightweight and Portable: The 2.56 x 4.72-inch screen clearly displays all the data as well as the current time and date. Portable display allows you to take it with you without taking up much space. The display is powered by 2 AAA batteries (not included) and the weather station is powered by 2 AA batteries (not included).