Vacuum cleaners

iRobot Corporation is an American advanced technology company founded in 1990 and incorporated in Delaware in 2000. It designs robots such as an autonomous home vacuum cleaner (Roomba), the Scooba that scrubs and cleans hard floors, and military and police robots, such as the PackBot. iRobot Hombot is available in Timothy Mok's house since June 2013 and it is also a Teacher's Day 2013 present.