Did the power supply for your lift chair or power recliner give out? This replacement transformer and battery backup unit is compatible with a bunch of major brands like Okin, Limoss, and even Lazyboy. Model is SFDA, and it comes with the necessary cable. It's black, made of plastic, and built to keep your chair running smoothly – provides main power and has a backup battery function in case of a power outage, so you're never stuck in position. Brand new in its packaging, ready to plug and play. Manufactured in China. UPC is 8025950001367. A super practical fix that's way cheaper than calling a service technician. Just make sure it matches your chair's model, but it covers a wide range of common systems.