Infinuvo CleanMate QQ-2 PLUS Robotic Vacuum Cleaner with Scheduler, Home Charing Base & LED Display Set up your own daily cleaning schedule for up to 7 days a week Automatically return to charging base for self-recharging when low on battery power UV light provides disinfection for your floor and kills bacteria, germs and allergens while cleaning 5 pre-programmed patterns provide effective cleaning results Work well on hardwood, tile, linoleum floor and low profile carpets