Features: -[Powerful Suction】Advanced powerful motor with strong suction, it can easily pick up dust and hairs even on hard floors -[Slim Body, Super Quiet】This robot vacuum cleaner has a tiny noise while cleaning, allowing you to enjoy an undisturbed life. It can easily slide freely under the bed, under the sofa or under the table, all the hidden dust can be swept away -[Auto Sensing] This robot vacuum cleaner can intelligently recognize and avoid white walls, stairs and obstacles -[120 Minutes Running Time] The vacuum robot is equipped with a 1200MAH ultra-high capacity battery with up to 120 minutes of running time