Heater Sports Jr. 52mph Baseball + Bonus Automatic Ball Feeder + 12 Balls HTR299 Lightweight & Portable Variabl Speed Control and Pitches up to 48 MPH 12 Ball Auto Feeder, fully enclosed wheel, adjustable pitch height Tubular Steel Legs with Rubber Tips and Uses Standard A/C power Recommend Ages: 8 years to Adult WILL GROW WITH YOUR CHILD!