Gadget Round-Up - Telegraph 8-Ball Big Foot Off-Roader Electric Skateboard - 800 Watt £444.99 Surfdome.com. The 800 watt motor accelerates the board to speeds over 22 Mph, reaching its top speed in under 4 seconds. The off-roader and evenly balanced 35kg weight distribution gives this electric skate board an unflinching hold on the dirt and road, allowing for full-pace carving and cornering without any problems. On a single charge our Skate Electric boards can cover an 11 Mile distance, making this not only a toy for the thrill-seekers but also a great way to travel.