�� Automatic cleaning,spot cleaning,time-programmed cleaning,classic mode,max mode,moping floor �� With gyroscope navigation track clean and unclean area,means goes automatically each and every area �� WIFI & Mobile App(Android Only) : Through mobile app machine can control from any where in the world. �� Up to 2000 sq.feet cover with full charge battery(2600 mAh),After cleaning all area automatically goes to charging base. �� Less than 48db noice and smart memory,most advance robot 1) Before cleaning Clear up small objects such as toys, power cords or anything that you would not let a traditional vacuum run over. The Electrowall device is one great way to avoid areas with toys, cords or other small objects. 2) Position charging dock Put charging dock against wall in a wide open area. Must start X800 from the charging base for it to return home. 3) Black floor/high carpet Could not clean black patterns in floors as the robot will recognize them as cliff edges or steps and then go back. Not suitable for high-pile carpet. 4) Working time In standard mode, the X800 battery lasts up to 120 minutes after a full charge. In Max mode lasts up to 50 minutes with a full charge. Based on navigation and mapping algorithem, the smaller cleaning area, the less cleaning time. 5) Noise level Attention: Dustbin should be emptied and filter cleaned after every use to ensure good suction power and a quiet vacuum. Max mode increases the suction power which in turn increases the volume. 6) WIFI connectivity& app ILIFE APP is Only supported on 2.4G Hz WIFI netwrok. If you have 5G Hz, you must create a secondary WiFi that is 2.4G Hz. * Place charging dock against wall and on hard flat surface to keep it stable. * Keep area clear 3ft on the left/right and 6ft in front of the dock. * Keep objects with a strong reflective surface or electronic signal, such as mirrors or TVs, away from the dock. * For the robot to find the charging dock, make sure to start the robot from the dock and keep both charging pins on dock and robot clean.