Nintendo Wii U GamePad Battery: Replacement Part #ARR-002
Amazon.com: Tomee Extended Battery Pack for Wii U Gamepad - Nintendo Wii U : Video Games
New Original OEM Nintendo WUP-013 Wii U Gamepad Controller Battery 2550mAh | eBay
Amazon.com: UCEC Wii U Gamepad Battery, Wii U Accessories 3600 mAh Wii U Battery Replacement Rechargeable Battery Pack Compatible for Nintendo Wii U Gamepad : Video Games
Somehow managed to fit a 10,000mAh battery inside of my Wii U game pad! Battery life from around 2 hours to (so far) more than 13 hours at full brightness. See captions,
Source 3.7V 1500mAh Game Console Battery WUP-012 for Nintendo Wii U Wii U GamePad WUP-010 on m.alibaba.com
Was the Wii U GamePad's Short Battery Life Planned? — The Indy Gamer
Assistance Nintendo : How to Remove, Reseat, or Replace the Battery in a Wii U GamePad
New OEM Original Nintendo WUP-013 Battery For Wii U Gamepad Controller 2550mAh | eBay
Comparing all three batteries for the Wii U Gamepad - YouTube
Amazon.com: Other Future Wii U Gamepad Battery Pack 3600 mAh Aftermarket Rechargeable Replacement : Video Games
Amazon.com: 3.7V 1500mAh Battery Pack for Nintendo Wii U Gamepad WUP-012, WUP-010 : Video Games
Official Wii U high-capacity battery available in UK, Germany - Polygon
Amazon.com: Games Accessories Bundle for Wii U, 1 Pack Charger and 1 Pack Battery for Nintendo Wii U Gamepad : Video Games
Wii U Game Pad Battery Pack (2550mAh) - Solaris Japan
Amazon.com: KMD 3000mAh Rechargeable Battery Pack for Nintendo Wii U Internal Controller : Video Games
Amazon.com: iFixit Battery Compatible with Nintendo Wii U Gamepad : Video Games
Guide to the Best Wii U Replacement GamePad Battery - Nerd Techy