RS700 &Edge is a world 1stDual-Spinning technology floor mopping robot cleaner. It performs both driving and cleaning at the same time using 2 round shape mop pads without wheels. So, it has much superior cleaning ability than the other robot cleaners using wheels. And cleaning mops keep wet during its operating time because water containing mop kits automatically supply water to each mops. Besides users can safely use this product because it is equipped several anti-collision and fall prevention sensors.