ACELETE Metal Gyro Ball with Counter Wrist Exerciser Torque Ball Forearm Strengthener for Stronger Wrist Bones and Muscle (Metal with Count)

【Performance Digital LCD counter】No battery and self-powered digital display with blue background light，can track your exercise information,including real-time RPM,real-time force,total time and calorie calculator.
【ALL METAL MATERIAL】Made of heavyweight metal, aluminum alloy shell and steel rotor,It weighs twice as much as plastic.to provide a powerful hand & forearm exerciser which could be equivalent to 50 lbs fitness of other equipment. The metal design is enhances for control, vibration free, and stability.
【EASY TO START】The torque ball uses a built-in pre-tensioner to start, and no starting rope is required.You only need to push the core in the direction of the arrow, When you can’t push it anymore, release your finger and the internal spring will start the rotor, very easy and convenient.
【GOOD FOR HEALTH】The torque ball can assist body to restore to health. There is a strong reaction at high speed, the faster the speed, the greater the power, and the effect of exercise. At the lower speed, it is also a very effective tool release soothe , recuperate sore and damaged limbs, or help reduce the inflammation caused by Arthritis, RSI or Tendonitis.
【HIGH QUALITY】 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 loose from your hand.