Self Emptying - Extra large dust bag is big enough to collect dust for 60 days; - Antibacterial dust bag kills 99.9% of bacteria and odor free. - It totally frees your hands up as you don' need to clean the dust anymore. Self Cleaning - Wash the mop automatically in order to keep it sanitary - Returns to the spot it left off to redo the vacuuming and mopping - 99% potent antibacterial. Automatic seperation - 4L large-capacity water tank, - Two-tank system separates clean and dirty water. - Once it's done cleaning and flies back to the base, it will clean up. Auto-Drying Mops - Vortex strong wind fast drying - Anti-mildew & anti-odor mop pads - No dismantling, washing and drying Self Emptying After the vacuum is connected to the base station, it can collect dust by itself. After around 60 days, you can just throw away the dust bag without touching the dust at all. Self Cleaning ROIDMI EVA auto-detects mops' dirtiness periodically and returns to the base for fast cleaning. After that, vortex strong wind will be blowing out to fast dry the mops automatically to prevent germs, bacteria,mildew and odor. Then, returns to the spot it left off to resumes its floor cleaning duties once the self-cleaning process is done. 3 Sweep Modes Vacuuming & Mopping Mode While sweeping, vacuuming and mopping, detecting carpet to make a detour Vacuuming Mode Pressurized automatic cleaning. All dust has nowhere to escape. Mopping Mode Pressurized mopping of greasy kitchen floosr to keep the floors shining like new. Deep cleaning from 4 functions Use in multiple scenarios Smart, Really Easy to Use - Works with Smart Home System - Alexa, stop cleaning - Alexa, return to the charging dock - Alexa, start cleaning Smart LED Color Screen Gradient Marquee Lights Start/ Dust collection/ Mop self-cleaning Dust Bag Full Flashing indicator Clean Water Shortage Flashing indicator Full/ Low Battery/ Charging Indicator light on/off Flashing Indicator Waste Water Tank Full Flashing indicator Mop Drying Indicator light on Online OTA upgrade Continue to evolve and become smarter and smarter