If you are looking to add some extra juice to your gadgets, then check out the USB Wrist Band Battery. The USB Wrist Band Battery is compatible with a range of devices like your mobile phone or handheld games console.
It features a built in rechargeable 1500mAh battery and will work with a number of connections including microUSB, Mini USB, Sony PSP, Nintendo DS, and a range of mobile phones from manufacturers like Sony, Samsung and Nokia.
It comes with twelve different connectors, and the internal battery can be recharged by USB, if you want on they are available for $35.00 from Brando.