Gyro Wrist Arm Muscle Force Power Exercise Strengthen Massage Ball Trainer

Features

• The LED power gyro wrist ball is a new-design sports apparatus, its rotating speed can reach 8000r/min
• Inner magnetic slices will generate irregular rotating magnetic field matched with convex points outside and stimulate acupoints of hand
• When it rotates with high speed, the convex points of the ball will massage hands or other parts of body
• This unique gyro exerciser helps build upper body strength, particularly grip, wrist, upper and lower arm strength, as well as sharpening co-ordination skills.
• A Fun Way To Strengthen Your Arms & Wrists, remove fatigue

Product Details

• ASIN: B00CD285EG
• Item model number:
• Average Customer Review: Customer Reviews

Product Description

The LED power gyro wrist ball is a new-design sports apparatus, its rotating speed can reach 8000r/min
Inner magnetic slices will generate irregular rotating magnetic field matched with convex points outside and stimulate acupoints of hand
When it rotates with high speed, the convex points of the ball will massage hands or other parts of body
This unique gyro exerciser helps build upper body strength, particularly grip, wrist, upper and lower arm strength, as well as sharpening co-ordination skills.
A Fun Way To Strengthen Your Arms & Wrists, remove fatigue
It's like holding a hurricane in your hand!
Perfect exercise gadget for many sports, such as golf, tennis, cricket, badminton, baseball, basketball, bowling, mountain climbing, etc
Increase strength of fingers, wrists, hands, forearms, biceps, triceps, ligament and shoulders
It can make the circulation of blood better in a short time
Internal LEDs automatically lights up while spinning (batteries built-in)
Anti-slip silicone wrapped grip
Works without batteries! It is driven by pure muscle power
Dimensions: 2.56 in x 2.36 in x 2.17 in (6.5 cm x 6.0 cm x 5.5 cm)
Material:ABS+LED
Color: random
Packing:
1 x Wrist ball
1 x English manual
1 x Cable (24cm)