AC-powered ball machine for home or tennis club use. Built-in oscillation, ball speeds 10-85 mph, 1.5-8 sec feed rates, adjustable trajectory from groundstroke to lob, adjustable spin from heavy underspin to flat, to heavy topspin, wireless 2-function remote control, plus pre-programmed 2-line function that shoots balls to 2 preset positions (2-line narrow or 2-line wide). Holds 225 balls.