Dreame Robotic Lawn Mower A1It has pioneered a series of innovative advancements including high speed motors and multi cone cyclone separation technology. With user focused service, Dreame responds rapidly and make decisions based on the needs of user. It does the utmost to ensure every product is reliable and trustworthy. A1 safely mows lawn by navigating obstacles within set boundary. A1's OmniSense 3D ultra sensing excels in diverse outdoor conditions, lighting, and surfaces.