Pocket-Sized Device Charges Your Phone with Water

• Swedish startup MyFC unveiled its cool technology on Jan. 6
• this device charges your phone without an electric outlet
• it's a fuel cell charger that uses saltwater and oxygen to convert chemical energy into electricity
• The charger consists of a credit card-shaped "power card" that contains saltwater and a hollowed out port
• the card fuels electricity-producing chemical reactions when you slip the card into the port. 
• To get that electricity to your phone's battery, you simply plug your phone into the port with a standard cable