The Apple 310W Power Supply is specifically designed for the iMac (27-inch, Late 2009-Mid 2010) model, ensuring compatibility and optimal power supply for your vintage computer. Made by Apple in China, this unit is a single power supply unit that is perfect for those looking to restore or maintain the functionality of their vintage iMac. With a vintage design and a California Prop 65 warning, this product is a reliable and authentic choice for collectors and enthusiasts of vintage computing technology.