The shark ion robot is designed with a tri-brush system, combining side brushes, channel brushes, and a multi-surface brushroll to handle debris on all surfaces, corners, and edges. Use the sharkclean app or voice control with alexa or google assistant to start cleaning from anywhere. Features tri-brush system combines side brushes, channel brushes, and a multi-surface brushroll to handle debris on all surfaces. Shark ion robot senses ledges and stairs, avoids damaging furniture and walls sharkclean app lets you start and stop cleaning and schedule your robot to clean whenever you want. Use amazon alexa or google assistant to easily make the robot clean at your command in your connected home. Whole-home, floor-to-carpet cleaning for up to 2 hours give you a reliable, ultra-powerful clean.