High Power Muscle Relaxation Intelligent Three Speed Adjustment Vibration Fascia Ball Features: 【 Suitable for various situations】 This fascia ball is suitable for long-term sitting, post exercise, and excessive exercise, and can relieve muscle soreness. 【 Enjoy massage anytime and anywhere】 Suitable for body SPA, you can receive for your shoulders, neck to toes can receive. Massage your muscles in all directions and enjoy the SPA experience to the fullest. 【 Intelligent Control】 Three speed vibration adjustment, one click variable frequency. The first speed is 2500r, which wakes up muscles during warm-up exercises. The second speed is 3500r, which relaxes stiff muscles during exercise. The third speed is 4500r, which deeply massages muscle groups and fascia. 【 Large capacity lithium battery, intelligent battery management system】 Rechargeable lithium battery, high-energy battery with high magnification and high power supply, providing long-lasting power supply. 【 Moderate Soft and Hard】 This fascia ball is made of material, which is and has moderate elasticity. It gently massages the body, with Shore hardness of 80 degrees and safe load-bearing capacity of 150kg. It is suitable for most people to use. Product details: Product Name: Intelligent Fascia Ball Product colors: blue Product material: ABS+ Rated power:7.4W Rated voltage:3.7V Battery capacity: 2000mAh Package size:20×10×10cm/7.9×3.9×3.9in Package weight:620g/1.37lb Product List: 1 × Instruction manual 1 × Fascia ball 1 × Charging cable