The Heater Real 12 Inch Softball pitching machine accurately throws 12 inch softballs at a variety of adjustable speeds up to 50 miles per hour. With its simple tilt feature, you'll be able to practice catching grounders and fly-balls as well. Built to last from reinforced steel and high impact resistant nylon-fiberglass, the Heater Real Softball pitching machine is guaranteed to keep up with all your hard work and dedication. Plug it into any standard power outlet and you're set and ready to go.