Throws ONLY Lite-Flite or poly baseballs and softballs. Learn to hit a sharp breaking pitch with no fear of being hit by a ball. Easily adjustable to throw curveballs, sliders and fastballs. Swivel design provides 360 degree movement for flyballs, grounders and pop-ups. Simulates both left and right hand pitches. No tools required, runs on standard 110 Volt. Wt: 35 lbs.