China Mini Power Ball Wrist Ball Without Lights

The fantastic excercise gadget of mini power ball without LED light inside and w/o counter include, powered by rotating the ball without battery, WB186S with A grade PC plastic housing and Zinc-alloy roller coremainly for kids and ladies.
Our power ball have ten diffrent models, and below list out the 10 models and name, this sort is the model of WB-186SL
WB-186S Mini power ball w/o lights,
WB-186SL Mini Power ball with LED lights,
WB186 Normal power ball w/o lights,
WB186L Normal Power Ball with LED lights,
WB286 Normal power ball w/o lights with magnet massage,
WB286L Normal Power Ball with LED lights and magnet massage,
WB386C Power Ball with Speed counter,
WB386LC Power Ball with Speedometer and LED lights,
WB586 metalic power ball w/o Speed counter
WB586C metalic power Ball with Speed counter
Model: WB-186S
Name: Mini Power Ball (wrist ball) without LED lights
Product Origin: China
Supply Ability: 30, 000 PCS/month
Minimum Order: 1, 000 PCS
Delivery Lead Time for MOQ: 15 days
Detailed Product Description
Feature
1)Zinc-alloy roller
2)A grade PC plastic
3)Without lights / without counter (Speedometer )
4)Speed run above 15000rpm
5)Attach one start string
Ball color: Blue, yellow, green and red
Material: Zinc-alloy roller, A grade PC plastic
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 15000 R. P. M
FUNCTION:
1. Perfect exercise gadget for sports like golf, tennis, squash, cricket, baseball, bowling, basket ball, motocross, mountain climbing.
2. Increase strength in fingers, wrists, hands, forearms, biceps, triceps, Ligament and shoulders.
3. Great benefit for musicians, guitarists, pianists, drummers.
4. Rehabilitates sore muscles and joints.

ITEM NOWB186SMini Power BallDescription & Specification:MiniPower Ball; PC Plastic case, Rubber Anti-slip strap, metal ball core;Unit Sizedia approx 75mm,55mm in heightUnit weight164g (without package)Dimension(CM):46 x 43.5 x38.5CBM:0.077038Quantity per Carton50 pcs N. W. /G. W(KGS)21.50/23.00Packing Details1pc into a standard gift box, 30pcs per inner box, 60pcs per carton