Delfast bikes holds the World Guinness record for the electric bike that traveled the most miles on a single charge. Los Angeles to Sandiego? No problem, Delfast’s Top 3.0 electric bike takes you the distance without charging the battery. Top 3.0 has incredible high speed at 50 mph and the greatest power and range out there. With the bike’s new upgrades, this electric bike now boasts of a new onboard computer, regenerative braking, an immobilizer that locks the bike’s motor, a bike alarm silent mode option, and a wi-fi backup that controls the bike when off-grid.