Filmed at CES 2013, Las Vegas. This video gives a demonstration of the myFC PowerTrekk which, according to the manufacturer, is the world's first portable fuel cell charger for consumer use that runs on ordinary water. myFC PowerTrekk provides instant power to mobile phones and most devices that can be charged via USB.

myFC PowerTrekk is a portable fuel cell charger for use by outdoor enthusiasts who spend time away from the electricity grid. PowerTrekk provides instant power anywhere to electronic equipment such as mobile phones, digital cameras and GPS devices.

myFC PowerTrekk is a 2-in-1 solution that is both a portable battery pack and fuel cell. The portable battery pack can be operated on its own as a ready source of power or storage buffer for the fuel cell. The fuel cell enables instant charging from a deflated battery state without ever needing a wall charge.

Great for places with less/no sunshine or night excursions.

Puck costs $6 (each puck charges an iphone)
Unit costs about $250