Q：What is JIN BD Gyro Ball designed for?
A：JIN BD Gyro Ball is designed for general wellness, hand steadiness and coordination routines, relaxation, and preparation before everyday hand-focused activities.
Q：Does the gyro ball have lights or require batteries? Is there any difference in function or comfort?
A：This product features a pure mechanical design with no batteries required, available in LED and non-LED versions. It generates resistance through wrist rotation, ensuring stable performance. Comfort depends on intensity and rhythm.
Q：Can the wrist ball help relieve hand pain or assist with rehabilitation?
A：This product is designed for wrist and forearm training. Moderate use may help relax muscles and reduce stiffness, but it is not a medical device. For pain or rehabilitation needs, please consult a healthcare professional.
Q：Does the wrist ball require maintenance or regular care?
A：This product requires minimal maintenance. Keep it clean, dry, and properly stored. Avoid water, oil stains, dust, or hair entanglement. After long-term use, check whether the rotation remains smooth. Regular maintenance is generally not required.
Q：What should I do if I don’t know how to use the wrist ball?
A：If you have difficulty with rotation or operation, please refer to the start-up instructions on the product detail page or contact our after-sales service center for assistance. We will provide detailed guidance to help you.
