AMPWARE has developed a new charging technology for your iPhone or iPad. The CrankCase and CrankBox are two different portable batteries with a hand-turned crank. The CrankCase is a smartphone case with an integrated hand-crank power generator, generating power from a biomechanical cranking cycle. The more you crank, the more power is generated and delivered to your device. 5 minutes of… Continue reading CrankCase: Power Generating iPhone Case