nintendo game boy advance sp - cobalt (renewed) nintendo <b>new illumination feature and sleek flip-screen design making it the most distinctively stylish, compact and portable game boy system ever</b><br><br>building on the significant improvements and refinements already introduced in the current game boy advance, the new game boy advance sp features a revolutionary front light screen making game play easy in any lighting condition. the system is powered by a rechargeable lithium-ion battery good for about 10 hours of game play and takes only three hours to recharge. amazingly, the battery life increases to approximately 18 hours of continuous play when the front light screen is turned off.<br><br>all current and future game boy advance games are compatible with the new system. and, similarly, game boy advance sp is backward compatible, allowing use with virtually all games and accessories previously released in the game boy line.<br><br>