Your natural body heat can be transformed into energy to power electronic device such as concept Button MP3 player. This button-shaped music player utilizes your body heat to recharge itself. You can attach this device to your clothing just like a button to obtain your body heat, those four function buttons have been designed to mimic the stitching holes in a garment button, it looks pretty cool. At night when you are sleeping, you can place Button MP3 player on the pillow next to you so that it...
Posted in » Designs and Concepts, Gadgets, Green
