Gadget turns any skateboard into a speed racer that can hit 25 mph

MashableGadget turns any skateboard into a speed racer that can hit 25 mphMashableThe swappable battery snaps into the Drive and has a range of 10 miles. Mellow Boards, the company behind the invention, says the battery is good for up to 1,000 charges. The battery even doubles as a battery pack for charging up your gadgets via USB.