Pro-Tec The Force Mini Massage Gun Sports Medicine : Reduce muscle tightness and improve flexibility with the Pro-Tec The Force Mini Massage Gun! Used by professional athletes and recommended by medical experts, this portable massage gun is the perfect complement to your recovery routine. Light and portable alternative to standard massage guns Powerful with speeds up to 3200 RPMs Allows for high level of pressure with stall force at 29.2 lbs High mini gun amplitude at 8mm Indicator light technology offers color-coded pressure notification rechargeable Lithium Ion 12V battery charges in 2hrs and provides up to 3hrs of use Four different interchangeable massage head options Ergonomic, easy to handle size at 6.49" x 3.37" x 1.56"