Konnet Dual Charger for Wii Controllers Trendy Design Includes two rechargeable battery packs customized for your Wii Remote Batteries charging without connect to your Wii Remote Each rechargeable battery pack provides up to 20 hours of game time, and can be recharged up to 500 times Charge status glow LED indicators on the either side of the Station indicate when the Remote is being charged (to flash) and when it is fully charged (Green) Just plug in the included USB cable from the base to your Wii and you're ready to game Each rechargeable battery pack can be recharged up to 500 times