PowerV QUAD - Inductive Wireless Charging Dock for 4 Wii Controllers - White. Inductive Charging and Storage Unit for your Wii Game Controllers. Charge 4 Controllers simultaneously without any wires or plugs. Powered by AC Adaptor (Included) without connection with Game Console. LED Indication for Charging Status (Charging - Red Fully Charged - Blue). Stylish Docking to store your controllers while not in use. Includes two rechargable battery packs.