4 Charging Port Design: Our Wii remote battery charger has 4 charging ports with a DC 5V power input and can hold up to 4 Wii/Wii U remotes at a time. It also comes with a USB power cord and plugs for charging from Wii consoles, computers, TVs with USB ports, or wall outlet plugs.Package Contains:Charging dock designed for Wii and Wii U Nintendo Remotes, Package iulded: 1x 4-in-1 charger base, 4x 2800mAh rechargeable batteries,1x 4.1 ih USB cable . (remote control is not iluded)LED Charging Indicator: LED indicators on the Wii controller charging station make it easy to monitor the charging process. Red means it's charging and blue means it's fully charged. Oe properly plugged in and the switch is turned on, the device will begin charging and when fully charged, the power-off feature prevents the battery from being overcharged.Package Iludes 1x charger base + 4x rechargeable batteries + 1x cable +1x plug (remote control is not iluded.)High Capacity Rechargeable Batteries: This 4 in 1 charging station for Wii & Wii U remote controller features four 2800mAhNo need to replace regular batteries. Save and be environmentally friendly with our rechargeable batteries.