Simply connect the dock to any charging source via the included USB (Universal Serial Bus) charging lead. That can either be your Play Station 3 console, your PC or any other USB (Universal Serial Bus) output device to save clogging up your valuable USB (Universal Serial Bus) ports on your console. Charge & store up to 2 official Play Station Move controllers at a time Any combination of the two can be charged simultaneously Stylish LED indicator lets you know when battery is fully charged