Automatic Badminton Training Machine Suitable for beginners, this ball throwing machine can be played by one person without practicing and can accommodate up to 50 badminton players. In the fun, it improves children's observation, imagination, judgment and patience. The badminton machine has left and right rotating function, and the frequency of the ball is adjustable. Equipped with remote control, easy to adjust, multiple training methods for your choice. This badminton trainer can be used indoors or outdoors, very convenient; it can also be used as a very nice gift for your family, friends, children and so on. You can also use the machine at home to practice without a partner. Product Properties Product Name: Badminton Serving Machine Color: black and white Capacity: 50 balls Maximum serving distance: 6.5-7 meters Maximum height of serve: 5.5-6 meters Serving time (adjustable): approx. 2-4 seconds Height of metal stand: 0.9-1.8 meters Suitable balls: badminton, nylon and plastic balls