Wrist Ball Automatically Start Gyro Rotating Wrist Ball To Strengthen Arm Strength Wrist Ball men To Hold Power Bal LED Wrist Power Hand Ball Hand Muscle Force Trainer Gyroscope Vibrating Balls Gyro Powerball Gyrobal

★Features★1MakeAmGreatAgain:Strengthenfingers,wrists,hands,forearms,shoulders and bicep etc..and also be beneficial in promoting co-ordination and bloodcirculationRehabilitates sore muscles and joint,great for musicians,guitarists, pianists,drummers.2、Refine Motor Skills:This certainly requires some fine motor skills in order to use The dominant hand/am was easilyable to keep the gyro ball going,that it will help refine your fine motor skills in that non-dominant hand/arm.3、EasyCarryingSmallcompactandtransportable,you can take anywhereSimple to start with a pull-string And the ball with flashing LED,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.4Silicone Grip Section:The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball not coming loosefrom your hand.You can attach it to wrist strap.if you are really concerned about thegyro ball flying away.5Increase the Speed: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. The faster you spin the harder your muscles work.Instructions foruse:1.There is a small hole in the wrist ball,and the hard end of the rope is inserted in tothe ball.2.Wrap the wrist rope inward for a few turns.3,45 degree angle pull out as fast as possible.4.After the inner ball begins to rotate,the wrist moves in the direction of rotation of the ball.★Specifications★ Material:PCBattery:1button battery(included)★Package Included★1wrist ball1drawstringNotes>>>Please choose the prefered color from the available variations and proceed to order based on the main picture(1stpicture)...thank you.Due to the difference between different monitors,the picture may not reflect the actual color of the item.We guarantee the style is the same as shown in the pictures.