Better Hockey’s Extreme Hockey Personal Speed Radar helps you to improve your skills and give you motivation to practice more so you become a better player. Find out how hard you shoot with this easy to use multi-sport personal speed radar. It can be used for many sports such as hockey, golf, soccer, tennis and lacrosse. It records instant speed readings from 3 to 150 mph. The speed recall feature stores the last 10 recorded speeds and the voice notification announces speed reading. 5 AA batteries required (not included). NOTE! Place your sports radar so that it cannot be hit by hockey pucks or balls.