A tennis ball machine is a portbale robot partner for you to practice alone on tennis court. It feeds or tosses balls automatically. S4015 is the hottest of all SIBOASI’s tennis ball machines. It comes with a remote controller, internal battery for 4-5 hours’ training. A LCD screen on the back which shows the remaining power to use. It has various preset drills and it allows you to program your drills by remote controller on the other side of the court. It aids you to become a top tennis player.
DT3 is a beginner-level model tennis ball shooting machine. Remote controlled. Directly use AC power (110V or 220V), an external battery which lasts 3-5 hours is available for option. Image you can keep the machine in your car or first floor and take away the external battery to charge for next practice. You are able to customize your drill adjusting serving interval, speed, height. Preset drills are full random, fixed point, deep-light ball circullation.