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[Self-Start]: Self-start device, built-in automatic elastic device, one push and one release, you can start, control the intensity, and increase the fun of entertainment. Metal ball core, variable-speed colorful lights, accompanied by the impact of colorful lights, there is nothing but magic! There is no electromagnetic radiation.
[No Power Required]: Wrist rotation and internal rotation Core interactionThe centrifugal force generated High-speed operation of the iron core. features a military-grade plastic shell with a hardened, drop-resistant, stainless-steel rotor axle for 100% vibration-free spinning up to 20000 rpm.The faster you turn, the more brilliant the lights.
[Smart Model]:1. Support APP real-time speed counting.2. Support PK ranking with friends.3. Support data comparative analysis.The eighth-generation metal smart battle model.Equipped with smart tachometer.
[The Ideal Hand and Arm Trainer ]:The ideal hand and arm trainer for athletes in the fields of golf, tennis, squash, badminton, bowling or basketball.Long-term use of the wrist ball will effectively exercise the entire arm's muscle group strain and other problems.
[Intimate Design Wrist Rope Protection]: Wear a special wrist strap when using To prevent the speed from flying too fast and flying out.
Color:No Counter Blue Light
-Wrist Ball,hand and arm trainer, rotation ball, up to 20000 rotations per minute.Small, round, handy and powerful.Popular with musicians and athletes. -Core Material: Polycarbonate, Zinc Alloy Net Weight: 270G. Shell Material: polycarbonate silicone Size: 7*5CM Applicable Scene: fitness equipment -Precautions for the useï¼ (1) The wrist ball will not "loose" for no reason. The shaft bending, vibration, and abnormal sound caused by falling the ball will directly affect the use and cannot be repaired. (2) Novices should check whether the wrist strap is firm before using it, and then fasten the wrist strap. The wrist strap is only used for anti-fall protection. It is not allowed to hang the wrist ball separately at any time to avoid breaking and damaging the wrist ball (3) The wrist ball is a design structure with the center of the sphere overhead. When the wrist ball is shaken, it will make a sound and cause internal damage. Please do not shake the wrist ball or press the center of the ball forcefully, which may cause damage to the ball shaft or increase the sound. (4) Please don't shake the wrist ball randomly or violently up and down after starting the wrist ball, which may cause the sound to become louder and difficult to start. Please use the wrist ball regularly in a circle or swinging way with your wrist."br"(5) Please do not use any exposed parts of the body to try to stop the high-speed wrist ball, so as to avoid injury."br"(6) Please do not add any oily and smooth liquid to the wrist ball, which will directly cause the product to be unusable. People under ten and over 80 are not recommended to use the wrist ball. Please purchase other fitness equipment.