The CanDo Massage Gun is a powerful, handheld and portable massager designed with multiple modes, attachments, and speeds for massage. Users will find this easy to use electric massager provides relief for sore muscles, chronic pain, daily stress and tension. The CanDo Massage Gun is a versatile unit offering customized, handheld massages. The ultimate in handheld massagers, this cordless unit powerfully delivers percussion massages for relief from muscle cramps, trigger points, knots, sore and achy muscles. The unit offers 3 modes, each with six speeds, and includes six different heads, providing users with a personalized, and convenient, massage experience. The 3 operational modes to choose from include the Health Care Mode, Medical Mode and Fitness Mode. Health Care Mode offers a soft touch, making it ideal for daily use at home. This mode has the lowest RPM and torque as compared to the other modes, and the six levels range from 1,000 RPMs to 2,000 RPMs. Medical Mode is designed for point-to-point local treatment, making it ideal for physical therapy treatment. This mode gradaully increases the pressure and speed from 1,000 RPMs to 1,900 RPMs and then back within 6 seconds, and then continues this pattern automatically. Fitness Mode offers the highest speed and torque, offering six levels from 1,200 RPMs to 3,200 RPMs. This mode is designed for users actively involved in fitness and athletics on a regular basis. Included are six interchangeable massage heads: air, fork, flat, bullet, round and wedge. Depending on usage of the unit, the included rechargeable lithium-ion battery provides up to 6-8 hours of massage per charge. Users will find the plus and minus buttons are easy to use to quickly increase and decrease the RPM speed of the massager. The included sturdy and padded carrying case make storing and travelling with the unit a breeze. Users will find the CanDo Massage Gun massage device helpful for reducing muscle soreness and tension, promoting blood circulation, and optimizing mobility. AFE570 CanDo Massage Gun Instructions CanDo Massage Gun Specifications: Dimensions: 9 inches long, 8.5 inches wide, 2.75 inches high. Power: Rechargeable lithium-ion battery. Item weighs: 4.6 lbs. Includes: Massage gun, 6 attachments, sturdy and padded carrying case. Model: 141770.