The only launch monitor that uses your mobile device to provide instant feedback on your swing. The Rapsodo MLM analyzes everything from launch data, club and ball speed to club recognition and shot trace visualization, all with instant video replay capability. It uses satellite range mapping technology for pinpoint distance accuracy. The MLM gives you the opportunity to train like the pros, with insightful data that helps you to develop your game with every shot. This device will not be able to give accurate information if you are hitting into a net, only when the ball is able to make a full flight.