iRobot Roomba 614 Black Auto Charging Robotic Vacuum Round Top Louver Made from heat treated steel with Item Weight:14.1 Made from heat treated steel with a zinc finish no 2 sinks will be exactly alike such as high traffic zones of your home Full suite of intelligent sensors guide the robot under and around furniture to help thoroughly clean your floors Edge sweeping brush is specially designed at a 27 degree angle to sweep debris away from edges and corners Runs for up to 90 minutes before automatically docking and recharging Featuring these other Roomba robot essentials – auto adjust cleaning head 3 Stage Cleaning System and Dual Multi Surface Brushes pick up everything from small particles to large debris Patented Dirt Detect sensors alert Roomba to work harder on concentrated areas of dirt