AIRROBO P20 2800 pa robot vacuum can be controlled by remote and app. It features anti-collision and drop-sensing technology. Gyroscope Navigation allows for more efficient route planning and better accuracy by using a zigzag pattern. With 4 suction modes and upgraded 2800 Pa suction AIRROBO vacuum will effectively remove pet hair, dust, dirt and debris from all floor surfaces. AIRROBO App allows for custom vacuum experience by customizing cleaning direction, changing cleaning modes, set cleaning schedules and adjust suction power. Vacuum can be used with and without Wi-Fi. Battery can run up to 120 minutes at which point it returns to docking station for charging.