Features: Quiet Working: Strong suction power and low decibel won't disturb your work or sleep. Low noise and quiet. Automatic sweeping robot can help you say goodbye to the traditional cleaning noise and bring you a more harmonious and comfortable life. Cleaning Helper: Removes effectively dust filth water stains crumbs pet hair footprints and floor fissures. USB Rechargeable: Low noise and simple to use. Smartly constructed to prevent running into barriers or sliding off ledges. Widely Applicable: Ultra-thin robot strong suction can handle all kinds of floors such as wood floor ceramic floor carpet marble floor etc. It can clean garbage light items such as oil fume shell snack residue sand hair sawdust and so on. Customer Service: If you confront any problems about our products please feel free to contact us we are ready to help. We will solve your problems as soon as possible. Specification: Material:ABS Charging Time: 3-5h Use Time: 90min Size:17.5*7cm includes: 1*Sweeping Robot 1*cloth 1*cable 1*brush 1*stick 2*Side brush "