FitRx Electrode Massager TENS Unit Pads offer effective muscle and joint pain relief with a set of two large and four small replacement pads designed specifically for the FitRx Electrode Wireless Massager TENS Unit, model #7772. These pads are simple to install, ensuring that users can easily replace old pads without any hassle. The large pads provide a wider coverage area, making them perfect for large muscle groups or joint areas, while the small pads focus on more targeted areas for precise relief. The FitRx TENS Unit is known for its ability to help alleviate chronic muscle discomfort, making these replacement pads ideal for anyone seeking to maintain their wellness routine. Whether dealing with everyday aches or persistent pain, this replacement pad set ensures continued use and optimal performance of the TENS unit, enhancing the overall treatment experience.