Powerful 17 lbs. Max Stall Force and 4-speeds between 1800-2600RPM Works up to 6 hours on a full charge; rechargeable with included USB-C cable The Max Mini Massager weighs under 1 lb. and includes a hard carrying case for easy portability Good for elevating workouts, faster recovery, relieving pain, and relaxation Attachments: Round Head for larger muscles; Dual Head for neck and spine; Precision Head for joints and deep tissue; Flat Head for full body Compact design at only 5.5 x 5.25 x 2 inches Includes four attachment heads, USB charging cable, and carrying case