If you are looking for an ebike that can climb mountains this is it! The Vienna can climb up to 30 degrees with 200 lbs load. It can carry two people up inclines of over 20 degrees. Fastest acceleration compared to any production ebike. This bike also comes with upgrades such as digital speedometer and odometer, dual hydraulic disc brakes, LED lights for better visibility at night, 72V12AH battery pack, 3 speed modes to increase range, single and dual kickstand, carrier case, loading capacity of 330lbs, powerful and inexpensive to charge. Fully loaded with a deluxe tool kit with pump and repair kit, rain poncho to cover the rider and the bike when it rains, ebike plate, bottle with bottle holder and cell phone holder!