P1 is a advanced electric touring bike model. Except most of its main parts are made by aluminum alloy. The battery is specially designed and embbed in alluminum alloy frame, and wires are also routed in frame. Most attrative part is its integrated motor at the bottom bracket. Unlike rear wheel motor, torque sensor motor provides smoothier and comforable riding experience. Besides, it reduces electric power loss to increase riding mileage. As a touring bike, there are front and rear rack for long trip riders equipment carry. It is worth mentioning that it is available to add second battery under the rear rack thus maximize mileage. Equipped with SHIMANO MT200 hydraulic disc brake and M3000 9 speed shifts, P1 is the best choice for advanced outdoor touring player.