Description: Ping pong robot can deliver 36 kinds of spinning ball, Double-end serve (optional single serve), falling point is not fixed.You can adjust top spin, backspin, as well as any combination of those and side spin.The Ping Pong Robot Trainer to improve your ping pong skills and to keep physically active. Analog controls for ball speed, frequency and oscillation, strong & weak balls, high & low balls,easy adjust the position, it allows you to focus on training and have fun with your teams, family and friends. Specifications: Ball out frequency:40-70/ minutes Ball speed:4-40M/S Rated power:36W Rated voltage:110V Arc adjust:7 angle setting Spin direction:2 wheels drive (multi-spin, up and down, right and left) Dropping:Fixed dropping Out-ball frequency:0-5 level can be adjusted Swing frequency:0-5 level swing speed adjust Ball switch:Short ball/long ball switch Load ball:More than 100pcs Package Includes: 1 x Table Tennis Robots