CleanMate is the only cleaning robot that can sweep, vacuum and disinfect for you. The new QQ2 PLUS model can also allow users to conveniently setup their own cleaning time up to 7 days a week. CleanMate can easily handle various surfaces including hardwood, tile, linoleum and low-pile carpets. It can also go underneath the beds and other hard-to-reach places to clean dirt, dust and pet hairs. Thanks to the on-board UV lamp, CleanMate can kill bacteria, germs and allergence while vacuuming. With its advanced cliff sensors, CleanMate will intelligently avoid stairs and won"t fall down stairs. CleanMate comes with a quick AC charger. The unit can be charged up in about 3 hours and works up to 80 minutes on a single charge. User can also use remote control to direct the CleanMate unit to run in different cleaning patterns. CleanMate offers the best price performance ration for a robot cleaner. It is an excellent alternative to Roomba 510, 530, 560 cleaning robots. This product is covered by 1 year manufacturer warranty for customers in the US.