Power:30W(energy-saving than old version)  Remote control(wired)  Input: 110V 50Hz (US PLUG)  Maximum ball frequency: 120 balls per minute  Minimum ball frequency: 30 balls per minute  Maximum ball speed: 90 mph( 40m/sec)  Minimum ball speed: 8 mph ( 4m/sec)  Ball capacity ( 40mm balls ): 120 (recommended)  Set-up  1. Spread out the ball collection net with both sides. No assembly or tools are required. 2. After finishing your training, fold back the collection ball net in a reverse order of the original process; lock the buckles in a right way. Rolls easily from table for easy storage Language Switch;Irregular Serve; TImer; Start/Stop;Top-wheel Speed;Bottom Wheel Speed;Ball Frequency;Oscillation Speed.  Automatically collect and return balls  Function of time and count  Gross weight: 10.5 kg  Package dimensions:91*40*36CM
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Ball spins:Can shoot 36 type spins (topspin, bottom spin, left-side spin, left-side topspin, left-side bottom spin, right-side spin, right-side topspin, right-side bottom spin and without spin (straight)
Oscillation range: Selectively sweeps in 8 ranges from corner to corner
Landing spot: Random OR 1-9 Fixed Landing points
Material :aluminum alloy high-quality steel; ABS plastic
Quality service:If you encounter any problems, please contact us in time, we will deal with it within 24 hours