Compatibility: Dedicated to loading PS4 and PS driver mobile drivers. Charging indicator: The ED brightness of the lamp holder shows the charging status. Fast and efficient: Load 4 controllers at the same time for fast charging. Versatile: Easy to insert or remove the PS4 controller. It can be used as a storage base when not in use. Easy to use: Connect to any USB port or DC port of the PS4 or PC and then charge.