From the moment you press "clean," the iRobot Roomba 850 robotic vacuum goes to work, sliding under and around furniture to pick dust and dirt while you kick back and relax. With a full suite of iAdapt sensors, it learns the layout of your home and dodges beds, curtains, and stairs as it goes. And thanks to a three-stage AeroForce cleaning system with AeroForce extractors.

Features:

• Type of floor cleaning-Automatically adjust the cleaning head to automatically adapt to different heights, allowing the multi-surface performance brush to closely fit the floor surface, effectively cleaning carpets and hard floors
• The patented AERO Force triple cleaning system uses anti-entanglement brushes, power-lifting suction magnification of 5, Air power supply can be built-in dust, small debris and pet hair from where it can be hidden (compared to Roomba 600 and 700 series robots)
• Anti-entanglement double multi-surface performance brush handle Pet hair environment high-efficiency filter can remove allergens, pollen, and particles as small as 10 microns
• The furniture helps to thoroughly clean all the surroundings under the full smart sensor robot kit and your floor
• Including Roomba 850 robot, Dock, remote control and a rechargeable Ni-MH battery
• Filter size 35.6 x 35.6 x 9.1 cm