Characteristics and Interoperability Multipurpose Cooling Stand Dual shock controller, PS4, Slim, and Pro compatibility, high efficiency, and controller charging Storage of game discs Characteristic Two PlayStation 4 original controllers can be charged at once via the dock. When the indicator is charging, it glows red; when it is fully charged, it turns green. It is both useful and convenient. You can charge it for two to three hours. Two controllers are simultaneously charged. Three large fans for effective cooling Aerodynamic principles state that the console's heat is directly dissipated by three large fans, improving console performance. Support for PS4 Slim When the component is removed, the cooling stand can be used with both the PS4 and PS4 Pro. The PS4 Slim support can attach the cooling stand to the Slim console.