SIBOASI B1600 badminton equipment is the 2020 latest model badminton training device that has the most advanced battery operated portable badminton serving machine making it perfect for intermediate players to replicate various badminton training skills scenarios and help you to improve your skills at any time without the limitation of a training partner or expensive coaches. Main function: Main function:Fixed point,High clear ball,Smash,vertical oscillation,horizontal oscillation,Widely two line ball,middle two line ball,narrow two line ball,random,two kinds of cross ball,self-program,frequency adjustment,speed adjustment Specification: 1.Speed:20-140 2.Frequency:1.2-6s/ball 3.Can be paused during using…