This invention provides a canopy, including a skeleton and at least one electric roller blind mechanism. Two sides of the electric roller blind mechanism have one guide rail, respectively, the guide rails are disposed at the skeleton, the electric roller blind mechanism includes a cloth drooping member capable of moving up and down, and two ends of the cloth drooping member slidably cooperate with corresponding two guide rails, respectively. In this invention, by providing the guide rails cooperating with the electric roller blind mechanism at the skeleton, the cloth drooping member can move up and down along the guide rails, such that the roller blind of the canopy can be opened or closed as needed, which is convenient compared to manual operation.