Bulky and expensive radar guns are now a thing of the past. The Pocket Radar Classic model is a pocket-sized general purpose speed radar gun that can be used for many uses including traf c safety, radio controlled hobbies, motorsports, neighborhood safety, industrial safety, scienti c research and much more. You decide what to measure and when, using one of two modes snapshot or repeating to accurately monitor the speeds of vehicles, radio controlled planes/cars, runners and any other moving object from 7-375 MPH (11-600 KPH). If you want to measure Ball Speeds then the Ball Coach radar is a better choice. Measures: 7 to 375 MPH (11 to 600 KPH), Accurate to within +/- 1 mph, it gives over 10,000 readings on a single set of batteries. Includes a hardshell case, wrist strap, 2 AAA alkaline batteries, and an illustrated Quick Start Guide.