Works with Tennis Balls & Feed Buddy Balls (light, soft bowling machine balls) Allows 360 shot selection Battery Powered - No pesky extension chords Use anywhere you can swing a bat Backed by manufacturing patents Set up takes just 30 seconds 4 settings to adjust distance & trajectory The Feed Buddy is perfect for the backyard, nets and Cricket Clubs. A must for every young aspiring cricketer or batsman who wants to improve their technique.