Electric Massage 4-Speed Vibrating Ball

4 Level Vibration Mode. Enhance your Pre-workout and Recovery system with Foam roller Low/Medium/High/Pulsating Vibration Modes at your choice. Perfect for warming up, circulation improvement, and recovery of sore and tight muscles. Pain Reduction-Massage ball gives you access to hard to reach pain points and provides relief and relaxation. It works to massage and relieve your back, hips, legs, arms, waist, and feet  Rechargeable- Charging time: about 4 hours Ultra-Portable: only 3.9inch diameter and 0.79lbs, light-weight and compact therapy ball is so portable that you can bring to anywhere you like for relaxation, Washable: Surrounded by silicone, the waterproof grade is IP65. You can wash the massage ball directly, but don't leave in water for a long time  Motor operating temperature:65 ° C Color: Black Material: ABS+silicone Package Contents: 1* Electric Massage Ball 1* USB line 1* Instruction manual Only the above package content, other products are not included. Note: Light sho