This is a special charging dock for charging the PS3 controller It can charge two dynamic controllers or two navigation controllers at the same time, powered by a 5V DC power supply There are popular blue LEDs around the charging base, and the blue LEDs can be turned on and off by a switch This product is beautiful and practical, plug and play, convenient and simple to operate Lightweight easy to carry offer an easy and quick way to charge and store PS3 controllers Connecting the cable will also allow charging while still being used Instructions: Put the charging base on a flat place, plug in the power adapter to charge, and supply power to the base Plug the controller into the Mini USB plug of the charging stand to charge When charging, the red LED of the controller is flashing to indicate that it is charging, and the LED is off to indicate that the charging is complete Specifications: Working voltage: DC-5V Dynamic controller charging current: 300mA (when the controller is out of power) Navigation controller charging current: 250mA (when the controller is out of power)