You are bidding on a Wilson Portable Sports TutorThe Wilson Portable Ball Machine is lighter and more compact than any ball machine with similar features.FeaturesBall Speed – Up to 75 MPH.Ball Feed – Adjustable from one ball every 1-1/2 seconds to every 10 seconds.Spin Control – Heavy underspin to heavy topspin.Electronic Elevation Control – Ball trajectory is electronically adjustable from groundstroke to lob.110 Ball CapacityRechargeable Battery – Built-in battery provides up to four hours of playing time per charge. Even more playing time is available with an optional External Battery Pack.Smart Battery Charger – Fully charges the battery overnight and shuts off automatically to prevent over-charging. An optional smart/fast charger can charge the battery in less than six hours.Start-up Time Delay – Allows the player time to get to the other side of the net before balls begin shooting.Built-in Handle – Plus towing wheels to enhance portability.Built-in Oscillator – Delivers shots randomly across the court for hitting on the run.Options2-line Oscillator – Allows you to practice alternating forehand and backhand shots, or allows an instructor to automatically shoot to two lines of students.Remote Control – An optional two-button wireless remote starts and stops ball delivery, and controls side-to-side position of the ball throws.AC Power OptionAll Wilson models can be ordered with AC power instead of battery power for a nominal additional charge.Please see photos, battery has been replaced and comes with charger. Machine turns on, ocellated, and fires balls. Machine will sometimes double feed balls. Sold as is. Took video of the machine working can email if needed. Good luck!DN-I