A charger has been developed that can charge a mobile phone battery from empty to full in a 30 seconds. A variant of it should also be able to charge electric cars in just three minutes. read more
Some RC LiPo batteries can be charged full in 12min (5C current). This kind of battery could be put in mobile phone. Some newer phones already use LiPo batteries. RC batteries from time to time explode while charging and burst in spectacular flames. Safety related to fast charging must be the main issue. read more