https://www.indiegogo.com/projects/gen-i1-the-world-s-first-smart-golf-ball#/
We all know that you are missing those easy putts. For the first time ever, you will see the exact rotation, spin, and initial direction that you can't see with the naked eye. By seeing these crucial metrics, you can immediately fix your putting, lower your score, and WIN. Your putter is the only club you use on every hole, so the GEN i1 will help you see results the fastest. We get it, practicing putting sucks. We make it MORE FUN for you with games and drills that entertain while you train.