The Renpho Vibrating Foam Roller changes the game for foam rollers with a vibrating element that gets deep into the connective tissue between your muscles for quick release and optimal next day performance. 3-in-1 Unique massage patterns, with the multi-texture surface customise your massage intensity. This electric foam roller has 5 levels of powerful speed settings with 2 deep tissue modes. High penetration muscle stimulation can be provided by combining frequency conversion at each speed. The vibration level range from 1500RPM to 3200RPM and choose between a constant rhythm or variable vibration. Long Battery Life with over 2 hours of continual use, rechargeable with USB charging port. Fast warm-up and post-workout deep stimulation, this vibrating foam roller combines pressure and vibration massage that can be used for either with targeted relief for back, limbs and hips. Key Features 3-in-1 Unique massage patterns 5 levels of powerful speed settings with 2 deep tissue modes Choose between a constant rhythm or variable vibration Long Battery Life with over 2 hours of continual use