1.Speed:20-140 km/h 2.Frequency:1.8-6 sec/ball 3.Fixed point 4.Random function 5.Top and back spin adjustment 6.Deep-light ball 7.Two line function 8.Three line function 9.4 kinds of cross line function 10.Standard accessories :remote control,power cable 11.Battery Optional:3-5 hours working time 12.Ball Capacity:160pcs
Attn: Sales Manager -- Miss Sukie Chan
sukie@whqss.com / Whatsapp : +86 136 6298 7261
Long time warranty & Best after-sale service :
Product specifications of tennis ball trainer machine :