iRobot Roomba 780 Vacuum Cleaning Robot It uses a new advanced cleaning head which provides superior performance for picking up pet hair, dirt, dust and more Dual HEPA filters trap dust, allergens and tiny particulates leaving behind fresh, clean air Included Virtual Wall Lighthouses for enhanced room to room navigation The robot can be scheduled to perform up to seven cleaning sessions per week, even when you are not home It uses sophisticated power management software that results in 50% longer battery life than previous Roomba generations