Tennis Tutor Tennis Ball MachinePractice like the pros and master your techniques with Tennis Tutor. Portable, powerful, prime quality at your fingertips.The Tennis Tutor utilises technologically advanced contra-rotating wheels for optimum ball control. Here you're able to alter ball elevation, speed (from 10 – 85 mph), and ball interval (from 2 – 12 seconds) to precisely match your training regime.Activate the oscillator to direct an identical shot from side to side across the court to perfect your shots.Unrivalled portability; the machine can be folded down for transport, and even has its own extendable towing handle for your comfort.Tennis Tutor’s heavy duty rechargeable battery delivers up to 6 hours of playing time and the included Smart Charger, your new training partner is ready to play at your command.Add the Two Function Wireless Remote which controls the machine's ball delivery and oscillation.It's also possible to upgrade the machine with a 2-Line Oscillator Function that automatically launches to two preset court positions. It's perfect for doubles training sessions, or enabling a single player to practice their crucial forehand and backhand strokes. Simply select 2-Line Narrow or 2-Line Wide for extra versatility.