The Caldwell Wind Wizard II Wind Meter is designed to be a great tool in indicating wind speed at a great value. By giving wind speed in various units of measure, this compact wind meter will help shooters put more shots on target. A easy-to-grip rubber sleeve helps protect the unit as well as ensure a firm grip. LCD backlit display and auto power off features make the Wind Wizard II a handy tool to keep in your range bag. Measures: Wind speed, temperature, and wind chill.