Blue Massage Balls with Charger Bivi Vibrating Ball Muscle Massage Ball

Bivi Vibrating Ball, model BV-40-BLU Unit needs to be plugged in all times to avoid battery loss. Muscle Massage Ball, Vibrating Massage Ball 4 Speed Relieving Muscle Mini Electric Fitness Ball Self Massage. Targeted muscle relief, deep tissue massage, and improving muscle recovery. Vibration Settings: Offers multiple vibration levels (e.g., low, medium, pulsating, high. Four-speed vibration adjustment: Our massage ball has a four-speed vibration adjustment function, which can be adjusted according to your massage position and purpose, to meet your different massage needs. Make your body more comfortable. One-button switch design: Our massage ball adopts one-button switch design, convenient and fast, so that you can enjoy the fun of massage at any time. High-frequency vibration massage can better relieve muscle soreness and make your body more comfortable. Great Condition - clean. Needs to be plugged in consistently. I always plugged it back in once I was done. Only used with clothes on.