Type-3 Gyroscope Wrist Strengthener Power Force

6COLORS Without LED & Counter

This bid is one wrist ball (which is no LED and no Counter)
Package include:

1x Forceball

1x Starting rope

1x Hand strap

1x User manual
Dynami: There is no any battery or electricity inside the device, it is powered by rotating the wrist, and the speed of rotation can reach over 12.000R.P.M