This charging dock allows you to keep playing for hours. It enables simultaneous charging of two Wii remotes, with a USB cable that connects directly to your Wii or a computer for convenient use. The included rechargeable batteries are designed for long-term performance and are fully compatible with Nintendo Wii remotes. Includes two 500mAh Ni-MH battery packs for fast recharging. Charge via the USB port on the back of the Wii or from a computer. LED indicator lights show red during charging and blue when fully charged. Available in white. . Specifications: Input voltage: DC 5V Output voltage: DC 2.8V Output current: 350mA min Battery: 2 x 500mAh Ni-MH (included) Dimensions: 5.2 x 2.35 x 1.45 inches (approximately) Package Contents: 1 x Dual Charging Dock for Wii Remote 1 x USB Charging Cable 2 x Rechargeable Batteries Note: The actual color may vary slightly due to monitor brightness or lighting conditions. This listing is for one charging dock only. Wii remote and other accessories are not included.