LED Speed Meter Powerball Grip Wristball (P3200)

LED Speed Meter Power Grip Wristball

1/shell material: PC
2/soft silicon gel for comfort control
3/inner led lightening with different color
4/lcd counting display
5/started by a nylon rope
6/optional color for the shell and inner-light
7/. Speed of 8000 rpm when the weight of about 14 kg heavier the faster speed
8/size: 73 mm in diameter and height 62 mm
9/weight: 280g

How does it work?
The high performance internal gyroscope reaches up to 10, 000 rpm and is set in motion by a cord. All you need do is to increase the speed by making a rotational wrist movement and to keep in sync with the spinning of the ball. (Don't worry, you can see the picture)

Features:
1. The illuminated LED wrist ball is the latest must-have for all fitness fanatics.
2. Whilst strengthening fingers, wrists, arms and shoulders it is also beneficial in increasing co-ordination and blood circulation.
3. The faster you spin the harder your muscles work - and when you spin the LED lights inside the ball will illuminate.
4. All you need do is to increase the speed by making a rotational wrist movement and to keep in sync with the spinning of the ball.
5. Roller ball doesn't need batteries, is only slightly bigger than a tennis ball and doesn't weigh much more, making it easily transportable for on-the-spot fitness whenever and wherever you are.
6. Internal LED bulbs light up when the ball is in motion.