The SKLZ Sport Radar is a multi sport speed detector. It is perfect for baseball, softball, soccer, football and lacrosse.Measure the velocity of just about any ball you can throw, shoot, or kick with the highly accurate Sport Radar. No need to hold the radar. You can use it solo. The Sport Radar sits on the ground or a bench and keeps track of a whole session of speed, including current speed, average session speed, top session speed, and top speed of all time. Perfect for use behind goals, nets, and rebounders.