【Warm Up Faster, Recover Sooner】The back roller with vibration enhances recovery levels 2x the amount a regular foam-roller does, actively helping you warm up faster before training and recover sooner after yoga, pilates, fitness, or any other exercise.\n【5 Vibration Intensity Levels】Elevate your muscle recovery and relaxation game with our vibrating foam roller\\\'s strong power, featuring 5 gears of vibration modes and and 1 variable speed mode, adjust the speeds from 800RPM to 3600RPM to suit your needs.\n【Rechargeable Design】LTHTRADE vibrating massage roller comes with a built-in USB charging port and a charging cable accessory, providing enduring performance and convenient charging. Enjoy up to 4-8 hours of continuous use with a single charge of the powerful 4000 mAh battery, which only takes 5 hour to fully recharge.\n【Improve your Mobility & Flexibility 】Foam roller for physical therapy helps massage and stretch your legs, arms, hips, neck and spine, relieving tension in tight muscles and enhancing your recovery and flexibility before and after exercise, make sure your body is ready for exercise and injury-free.\n【Easy to Carry】Our high density foam roller can be totally rechargeable and portable. Bring it to the gym, beach, yoga class; just because your training location changes, it doesn\\\'t mean your warm-up and recover should suffer.\nTips: If you cannot handle strong stimulation, level 1-2 are the best speeds to use after light exercise. The best usage time is within 15 minutes.\nProtected by U.S. Patent Nos. 9,345,921; 9,539,167; 9,656,112; 10,278,890; 10,695,260.