UK for £25 and in Germany for EUR 35. The longer-lasting battery was first announced for the Japanese market on May 30.
The new battery packs in 2,500mAh for five to eight hours of playtime, compared with the original GamePad battery's 1,500mAh and three to five hours of untethered gaming. There are existing off-brand batteries that offer similarly super-charged GamePad life.
There's no word on a North American launch of the official GamePad high-capacity battery.