K&C group (Hong Kong) ltd is the manufacture of robotic vaccum cleaner in China, we promote a new robotic vaccum cleaner product. it main feature as like: 1.Run for 60~70 minutes continue on the floor.2,using for cleaning all the kinds of floor like carpet(not for shag),wood, stone, or tile.4,Ultraviolet light attached on the bottom for disinfection,5.charge take 2.5~3.5hours continue,and can be recharged by itself,6,UL,CE,GS certificate.7,Red,gray,green,andsilver color.8,one year warranty, please contact me though my mail if you need known more..