Using Directions 1. Plug the USB plug into the working or power supplied Wii console, computer or USB port of power adaptor with DC 5V output. 2. When charge for the Wii controller, you should attach the battery pack to the controller, then put the controller in the slot. Charging two controllers at the same time is available. At this time the corresponding indicator lights red, it means the controller is being charged. 3. The charging time depends on the capacity of the battery pack (700-1200mA/H), usually lasts about 3-5 hours. 4. When the battery pack is fully charged, the corresponding indicator lights green. 5. This Charge Station can be used as a holder. When the battery is fully charged, there is no need to take out the battery packs or controller, since it would charge the battery if its power capacity is not full and cut off the power when it is fully charged automatically. 6. The product has function of automatically power cut off, it can automatically power off after six hours' charging (include LED indicate light). If you take away the controller and snap it into the charge slot again, the CPU can re-calculate the time again. Specifications 1. Charge type: compact charger with dual series circuit and dual parallel circuit 2. Voltage input: DC 5V 3. Apply for (Battery type): 700mA-1200mA,AAA/AA Ni-CD or Ni-MH battery 4. Charging current: 300mA- 400mA 5. Charging mode: constant voltage + PWM + purling current 6. Battery: make four batteries to two couples, if only two batteries, they need to be charged together as one couple 7. Dual color indicator to show charging state: no light(no battery or charging time up), lights red(charging), green(charged) 8. Battery full charged basis: -ΔV&0ΔV or 6 hours is up 9. Material: ABS 10. Cable length: USB cable, 1.2m 11. Measurement: 124*90*52MM