You'd better be on your game! This awesome pitching machine tosses soft, foam NERF balls at different speeds and angles. Choose fastballs or curves! And with the remote control foot pedal, you decide when you're ready for the next pitch. So get ready & swing for the fence! Endorsed by Mike Piazza, National Leage All-Star. Requires 4 D-cell batteries (not included). Pitching machine comes with 6 NERF balls. NERF MIKE PIAZZA TRAINER refills sold separately.