Lobster Elite Grand 4 Tennis Ball Machine is the most advanced battery operated portable tennis ball machine in the world. The Grand 4 ball machine offers unrivaled full random oscillation. This revolutionary design allows the machine to throw balls throughout the entire spectrum of the court mixing up speed, spin, trajectory and oscillation. Furthermore, the Grand 4 is governed by the machine's sophisticated computerised software which has been programmed to determine all possible combinations of speed, trajectory, and spin. This fully random technological advancement allows for the Grand 4 to realistically simulate true match play, a feature that is unsurpassed by any portable tennis ball machine on the market. 240V machine. Fully Random Oscillation with variable Speed .
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