Lobster Elite Grandslam IV Battery Model-Lobster Elite Grandslam IV Battery Model

Tennis ball machine is the perfect way to practice your swing Tennis accessory operates on a single battery Tennis machine sweeps randomly left to right horizontally and oscillates vertically Speeds of up to 80 miles per hour to challenge your ability to react with thinking Designed for maximum durability, its 44-pound ergonomic design and oversized-wheels allow for easy transport, even with a full hopper of 150 balls 4 to 8-hour battery helps ensure plenty of court time between recharges