The iRobot Looj 330 is a robot that can crawl in the straight sections of gutters, while its rotating auger head lifts and sweeps the leaves, small branches and other debris out of the gutter. In normal cleaning mode the robot moves autonomously, but it can also be controlled manually if it is necessary. When cleaning is done, the robot can be driven back to the starting position, where the user can remove it from the gutter without the need to reposition of the ladder.