Tennis is a fun sport to pick up but very hard to master. You are going to need regular practice to improve your technique and fitness. The Spinshot-Player Tennis Ball Machine is designed to improve your game. It combines with your iPhone for easy drill programming. You can change the speed, spin, height, angle, and feed rate for your shots.
The machine has 12 pre-programmmed drills to test you with a wide variety of shots. You can combine vertical and horizontal oscillation for how you want to play. Spinshot-Player has a metal construction but weighs only 18kg.[where to get it]
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