Quick View Quick View Viper Electric Scooters, Viper Street Pro 300WViper Street Pro 300W 36V 7.8Ah, Electric Kick Scooter £325.00 Add to basket Add to Wishlist Add to Wishlist Main Features . Top Speed 9.3 to 15 mph. Range 18 miles . 300W Brushless Hub Motor . Thumb Press Throttle . 3 Drive Modes . Bluetooth App. Bluetooth App. Multifunctional Digital Dashboard