iRobot Braava 320 Robotic Hard Surface Floor Cleaner

Compact robot floor cleaner runs up to 3 hours on a single charge using microfiber cloths or most brands of disposable cloths
Guided by North Star Navigation System to methodically clean open areas, around furniture and rugs, and along a room perimeter
Whisper-quiet operation; turns itself off when finished
Low maintenance with no bins to empty of filters to change
Cleans all hard wood surfaces including vinyl, hardwood and laminate