HORI Co. will be releasing a Nintendo DSi / DSi LL cradle charging stand called the "Pikachu Charge Stand DSi" (ピカチュウ チャージスタンドDSi). It will be released in Japan on September 18th, 2010 to coincide with the release of
Pokémon Black and White. It will retail for 3,980 yen. It is 245mm × 155mm × 220mm (Width, Depth, Height) and weighs 580g when a DSi is resting in the cradle. The Official Nintendo DSi/DSi LL AC Adaptor WAP-002 (JPN) can be connected to the device to charge. It is also one of the first products branded with the new anime series
Best Wishes.
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Source:
http://game.watch.impress.co.jp/docs/news/20100827_389531.html