FITINDEX Gym Ball with 4-Speed Intensity.

Q: Is there a product warranty?
A: Yes, there is a 12-month warranty. If you have any problems in the future, please contact the manufacturer for assistance.

Q: Does this use a regular USB cable to charge?
A: Yes, it does.

Q: What is the input voltage of the charger?
A: The input voltage is 100-240VAC, 50/60HZ.

Q: Will this help with knots?
A: Depending on where the knots are located, it may help. Users can lean into a firm surface and control the amount of pressure into the muscle. It can be rolled up and down or across the muscle fiber to relieve tension.

Q: Is the center section raised to avoid the spine?
A: It is not clear what you are referring to. If you have issues with your spine, consult your healthcare provider before using this product.

Q: How long does the battery last on a single charge?
A: The powerful rechargeable Li-battery works up to 120 minutes of continuous use on a single charge.

Q: Does it come with a storage case?
A: No, it does not come with a storage case.

Q: Would this be good for sciatica?
A: It may help as tight periformis can cause sciatic pain. However, if you have specific conditions, consult your healthcare provider before using this product.

Q: What's included in the package?
A: The package includes 1 x Vibrating Peanut Massage Ball, 1 x AC Adaptor, 1 x Charging Cable, and 1 x User Manual.

Overall, this FITINDEX Workout Home Gym Ball is an excellent product for improving mobility, flexibility, and speeding up muscle recovery time after working out. It utilizes deep tissue trigger point therapy to provide deep massage on many body parts such as hips, waist, back, arms, thighs, heels, and plantar fascia. It features adjustable 4-speed levels, a powerful rechargeable battery with 15-minute auto shut-off, and a portable and lightweight design that is easy to take anywhere. Users have reported positive experiences with using this product to relieve tension, improve circulation, and reduce pain.