IontoPatch self-contained wireless iontophoresis technology eliminates need for external batteries or wires. IontoPatch allows patient to return to daily activities while receiving time-released iontophoresis. IontoPatch is made of flexible, breathable material. Technician applies medication directly to the IontoPatch electrode. Shuts off automatically when prescribed dose has been administered. IontoPatch Extra Strength is designed to treat the same anatomical areas as IontoPatch 80 and offers the same product benefits in a shorter 8-hour average patient wear time. 120mA-min.