Great device especially for mountain walks. You will always know ahead of time when the wind is changing and becomes stronger. It will allow you to avoid dangerous weather. You can also use it for fishing, surfing or sailing. It has big, easy to read LCD display with backlight useful for when is dark. The Proster anemometer shows you the temperature in C or F and you can change the settings. Also, the speed of wind is shown in Beauforts.
In the Box:
– CR2032 Battery
– User Guide
– Remove from yellow case to activate battery at rear of device on first use
– Hold Mode button for 3 seconds to power on.