Simultaneously charge up to two Sony PS4 DualShock Wireless Controllers. Safe storage of the PS4 gamepads when not in use. The charger is virtually always powered via the USB port of the Playstation 4 console. It can also be plugged into any USB device to power it. The blue LEDs light up when the controllers are fully charged. Connect the... DualShock Wireless controllers quickly and easily with one click to the micro USB ports.