Ring Writer Clip (Set of 3) (1S 1M 1L) Tens Units 19 1 2 x 11 7 8 413116 19 1 2 x 11 7 8 (Interior Tank Size) * A compact design makes this model ideal for clinical use accomodating sheets up to 19 x 11 * Compact and rugged it also features a stainless steel housing trimmed in black with an insulated stainless steel hinged cover * Variable temperature thermostat maintains water at controlled temperatures between 150oF and 190oF * As in the 1501 the drain system and valve are 100% brass and both models also have an integral digital thermometer for easy monitoring of water temperature * Grounded hospital grade plug and high heat safety switch * Size X Small Small Left * Wrist joint circumference 4 Bag of 3 (1small 1 med 1 Lrg) * Automatically positions and angles the implement correctly for use * Effective for teaching developmental * handwriting skills for grasp development * Provides stability while allowing a more manipulative grip * Offers extra control to overcome gripping difficulties arthritis and limited dexterity * Consists of 2 linked rings * Place finger or thumb in the larger ring and the implement to be used inside the smaller ring 61 cm) ID * Implement is automatically positioned and angled correctly for use * Little or no gripping ability is needed * Can be used with pens pencils crayons paint brushes tooth brushes razors etc * Three sizes to fit different fingers: Small