Nintendo has officially announced a new model of the DSi; the Nintendo DSi LL (Called Nintendo DSi XL in Europe).
The new features includes an improved battery life, a 4.2" screen, and new pen stylus.
It will be larger than all the DS's and heavier (over half a pound). It will, however, be thinner than the original DSi. The battery life is also extended to 13 - 17 hours of play, depending on the brightness setting.
It will be released in Japan on the 21st November, 2009, and will cost ¥20,000 (USD $245). It will come in 3 colors; Wine Red, Dark Brown, and Natural White.
It has been announced by Nintendo Europe that it will come to Europe in Q1 of 2010.