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. Product dimension - 12.8" L x 12.8" W x 3.5" H THREE BRUSH TYPES. ONE POWERFUL CLEAN: Tri-Brush System combines side brushes, channel brushes, and a multi-surface brush-roll to handle all debris on all surfaces. COMPLETELY INTEGRATED IN YOUR HOME: Shark ION Robot® senses ledges and stairs, avoids damaging furniture and walls, and maneuvers around potential stuck situations, truly knowing your home. CLEAN FROM YOUR PHONE: SharkClean™ app lets you start and stop cleaning and schedule your robot to clean whenever you want. EASY VOICE CONTROL: Use Amazon Alexa™ or Google Assistant™ to easily make the robot clean at your command in your connected home. BUILT, TESTED, AND PERFECTED: Shark puts their robots through rigorous testing, performing thousands of hours of real-life use to give you a reliable, ultra-powerful clean. STOCKED WITH BACKUP ACCESSORIES: Comes with two extra side brushes and an extra filter for quick, convenient maintenance. Includes: (1) Shark ION™ Robot (2) side brushes, (1) filter, (1) lithium-ion battery, (1) charging dock, (2) Extra side brushes, (1) Extra filter Lithium ion battery included Plastic/Metal/Rubber/Other Wipe Clean Imported