Features: 4-in-1 Cleaning Machine: the robot cleaner combine of mopping, sweeping, vacuum suction and UV cleaning in a single device, help to clean your room efficiently, cleaning the whole houses is just a piece of cake for you. Low noise Powerful Motor: imported brushless motor has powerful suction ability to suck the dirts, dusts, debris, crumbs, and pet hair, yet produce less noise during working. UV Cleaning: compared with regular robotic vacuum cleaner, this one designed with ultraviolet cleaning function, which is more economical and time-saving. Smart Anti-falling System: once the cleaner detects the height difference during working, it will automatic turn around to avoid dropping. Simple Operation: one button to start, 360-degree omni-directionally cleaning without dead corner. easily rechargeable via USB cable.