Infinuvo CleanMate QQ-2 LT Robotic Vacuum Cleaner with Scheduler, Home Charging Base & LCD 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 Large LCD display showing operating status and remaining cleaning time UV light provides disinfection for your floor and kills bacteria, germs and allergens while cleaning Work well on hardwood, tile, linoleum floor and low profile carpets