The Cybovac E31 is a Sweeping & Mopping Robot Vacuum Cleaner with 2200Pa Suction, Smart Navigation, 150 mins Runtime, Works with Alexa, Self-Charging, Ideal for Pet Hair, Floor, and Carpets, and is equipped with a unique gyroptic™ navigation system, which will enhance your overall cleaning experience. With its high-precision gyroscope, the E31 is able to move in a more accurate zig-zag route while cleaning, leaving no spot untouched. The state-of-the-art optic flow sensor helps calibrate the navigation of the E31 and increases its cleaning efficiency by nearly 30%.