In this era of rapid technological development, I believe that the configuration of the robot vacuum cleaner is perfect enough. However, in the face of complex home environments, it is indeed a difficult task to really achieve all-round 3D dead-angle-free cleaning. As a leader in the field of robot vacuum cleaner, Dreame has recently launched a new robot vacuum cleaner -- Dreame X40 Pro, which has been upgraded many times on the basis of the previous flagship X30 series, espe