Throws Lite-Flite baseballs, (also can throws 11 inch or 12 inch Lite-Flite softballs, and the JUGS Bulldog polyballs) Simulates speeds up to 85 mph at 25 feet. Recommended Age- 8- Adult Throws fastballs, left- and right-handed curveballs and sliders. 1/8 Horsepower, 1.3 amplifier motor. Weighs 35 lbs. 2-year warranty. Package includes 1-dozen Lite-Flite Baseballs. The Lite Flite Machine is only for Lite-Flite balls and Poly Balls.