Electric riding vehicle that is selectively switched between an electric mode and a balanced vehicle mode

An electric riding vehicle is disclosed, which mainly comprises: a vehicle frame body; a handle pivotally connected to the vehicle frame body; a first steering shaft and a second steering shaft mounted to the vehicle frame body; and a first wheel arm and a second wheel arm, each of which has one end that is respectively connected to the first steering shaft and the second steering shaft and another end that is provided respectively with a wheel. With this structure, through being driven by the operation and rotation of the handle the first wheel arm and the second wheel arm can be converted into an electric vehicle mode in which the two wheels are arranged respectively at a front position and a rear position or a balanced vehicle mode in which the two wheels are kept parallel at left and right positions by simultaneously changing the directions of the first steering shaft and the second steering shaft. As a result, a user is allowed to switch to a desired mode of riding to suit personal needs or the riding en