LED Wrist Hand Trainer Relax Gyroscope Ball High Quality Muscle Fitness Tool

Features: 1. Made of high quality aluminium alloy material, sturdy, durable and long service life. 2. No need for battery and plug rotation, the faster, the stronger the kinetic energy. 3. High performance rotor, very stable and little noise. 4. Lightweight and portable, you can exercise whenever and wherever possible. 5. The best tool to enhance grip, endurance, wrist, arm. 6. Also can promote blood circulation, strengthen the wrist ligament to reduce sports injury. Specifications: Condition: Brand New Item Type: Wrist Ball Material: Aluminum Alloy Color: Green, Orange, Blue, Purple(Optional) Weight: 360g/12.70oz(Approx.) Size: 7*7*6cm/2.76*2.76*2.36in(Approx.) Package List: 1 x Wrist Ball 1 x Rope 1 x Manual