Tried this this other night. It seemed to work, but I've never timed how long it takes to phone to charge NOT in airplane mode~~ Running low on battery? Put your phone on Airplane mode and it'll charge much faster!
Travel carrier Kinetic Energy Case A case with a battery built-in is cool, but you know what's even cooler? A case that generates kinetic energy as the wheels turn, which can then juice up your electronics. Cost: Concept only Image: Yanko
A new method that could lead to lithium batteries that are safer, have longer battery life, and are bendable has now been developed, providing new possibilities such as flexible smartphones. His new technique uses ice-templating to control the structure of the solid electrolyte for lithium batteries that are used in portable electronics, electric vehicles, and grid-level energy storage.