A C Power Adapter for 20012A Portable Ultrasound Unit Jobst Ultrasheer 20 30 Knee Hi Large * Fits knuckle width 16 7136 Large * Fits knuckle width up to 4 * Effective non invasive arthritis relief * Provides mild compression to help control or decrease swelling of the joints * Open fingertips allow freedom to feel touch and grip * Cotton Lycra allows skin to breathe and keeps hands dry * Comfortable to use all day and night of Paraffin * Lifetime Guaranteed * Penetrating heat quickly soothes pain and stiffness due to arthritis joint stiffness and inflammation relaxes muscles and leaves the skin soft and smooth * Unit has the capacity to hold up to 9 lbs Replacement cord for item 20012A *