The Clevinger Massager is Effective Against:Migraines and HeadachesBack and Shoulder PainStress and AnxietyImprove Blood CirculationTired And Sore MusclesThe Clevinger Impact Therapy Massage Gun is a handheld massager that features an 8.4V Motor with 6 adjustable speeds from 1200 RPM to 3300 RPM. This compact and lightweight massage gun is perfect for a full body massage. It delivers powerful stroke force when needed and just gentle relief where necessary. The rechargeable lithium ion battery allows for 2 hours of massage time at the highest speed, you will not be interrupted when enjoying your rejuvenating massage!Features:6 Speed Settings2500 to 3750 RPM4 interchangeable heads8.4V MotorRechargeable lithium ion batteryRubber-coated non-slip handleLow-vibration ergonomic handle makes it comfortable to holdPackage Includes:Clevinger Massage Gun4 Massage Heads1 ChargerUser's Manual *Packing contains a misprint, no case included.