Headwind Consumer Products 840-0052 5-In-1 Weather Station, White Unique all-in-one thermometer so you can gauge the rain fall, total rain, wind speed and wind direction Uses a float and lever design to measure up to 20" of water in 1/2" increments Conveniently track wind speeds with dual reading in km/h and MPH Easy to mount on fence or patio with pre-configured holes IMPORTANT: Turn rainfall tube upside down during freezing weather to prevent breakage