If your focus is having fun and improving your tennis game with an affordable battery-operated tennis ball machine, the Elite One is the perfect choice! Enjoy playing against such advanced features such as full corner-to-corner random oscillation to help you work on your forehands and backhands, up to 60 degree lobs to practice your overheads - a feature not available on any other ball machine, speeds of up to 80 miles per hour to improve your reaction time, and heavy top and back spin choices to perfect your ability to return whatever comes your way.Elevation: electronic0-60 degrees Weight: 42 lbs. Spin: top, back Remote: optional Fast charger: optional Warranty: 2 yearsOptional Accessories Available: 2-Function Wireless Remote Control 1 -Amp Fast Charger 3-Amp Premium Fast Charger Storage Cover External Battery Pack