Wrist Ball with LED (868N)
Product naem: Wrist ball with LED
Sheel material: A GRADE PC
Roller material: Zinc-alloy and a grade ABS
LED: 6PCS a grade LED
THEORY: It is application by centrifugal force & inertia like a gyroscope.
DYNAMIC: 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 12000 R. P. M
-Perfect exercise gadget for sports like golf, tennis, squash, cricket, baseball, bowling, basket ball, motocross, mountain climbing.
-Increase strength in fingers, wrists, hands, forearms, biceps, triceps, ligament and shoulders.
-Great benefit for musicians, guitarists, pianists, drummers.
-Rehabilitates sore muscles and joints.
-Do not drop the ball on hard surface at any time, the heavy rotor will damage.
-Do not touch the ball rotor when it is spinning at high speeds, it will burn.
-Do not use this product persons who with heart conditions of any description.
-It is recommended strongly those children under 12 are supervised by an adult.
-Keep the inner parts of the abll clean and avoid any oil contamination.
-Keep away from dust and damp