Through USB port, we can charge our various USB gadgets like MP3 players, smart phones, of course, also including the following USB rechargeable battery: Continuance.
Continuance is an iF concept design entry for 2011, designed by designers Haimo Bao, Hailong Piao, Yuancheng Liu and Xiameng Hu. As we can see from the images, it’s a set of innovative rechargeable batteries. Each rechargeable battery features a USB port. This means that the battery can not only be used as a common 600mAh AA battery, but also used to charge your various USB gadgets just like a backup battery. But we’re nit sure whether the rechargeable battery can be charged via both regular battery charger and USB port.
Apparently, Continuance is unavailable design concept for the time being, but if you’re interested in this kind of USB powered battery, you might like to check the available USB rechargeable battery.