1. Large cleaning area This robot vacuum cleaner can clean a large area of 100-150 square meters.2. Anti-collision system It has intelligent anti-collision and front soft bumper protection furniture.3. Robotic vacuum cleaner achieve the smart 3-in-1, sweeping , vacuuming and mopping function all together4. Easy to cross furniture, bed bottom, clean and more comfortable.5. Applicable floor flat floor such as marble, ceramic tile, wood floor, etc.Working time about 60-120 minutesCharging typa USB chargingCleaning area 120-150Working voltage 3.7VRated power 5WColour blackMaterial plasticSize 22.5 x 22.5 x 5cmPackage Contents 1 x Vacuum Cleaner Robot2 x Side Brush1 x USB Charging Cable1 x Mop1 x Cleaning BrushOnly the above package content, other products are not included.Note Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.