You've never experienced a massage like this. The RPM mini is a completely new way to massage sore & tight muscles for faster relief and recovery. With the power of an automatically spinning rolling massager in the palm of your hand, your pain and soreness will be gone before you know it. FEATURES & BENEFITS: Relieve muscle pain & soreness Recover faster You control the pressure; RPM takes care of the rest 3-speed powered spin Up to 4 hour rechargeable battery Multi-grip ergonomic handle Smooth glide non-abrasive rollers EFFECTIVELY MASSAGES: Shoulders Biceps Forearms Quads Calves Hands