Item Type: Sweeping Robot_x000D_Material: ABS_x000D_Battery Voltage: 3.7V_x000D_Battery: Li Polymer 1200mAh (Included)_x000D_Noise: 40db_x000D_Charging Time: 3.5 Hours_x000D_Use Time: 75 Minutes_x000D_Product Size: Approx. 21x5cm/8.3x2.0in_x000D_Gross Weight: Approx. 403g/14.2oz 13 IN 1: Vacuuming, sweeping and mopping in one, one key to start automatic cleaning of the whole house, efficient cleaning, clean more clean. 2LONGER BRUSHES: Robotic vacuum longer brushes double brush cleaning, deeper room corners more efficient, sweeping side seam attachment dust more easily. 3INTELLIGENT: Sweeping robot can be intelligent anti drop collision, accurate sensing in the home free sweeping, do not miss any corners, cleaning no dead ends. 4LOW NOISE: The decibel of robotic floor cleaner is 40db, the sound is very small, will not disturb your study work and sleep, you can rest assured that use. 5WIDE APPLICATION: Robot vacuum cleaner is suitable for a wide range of floors, easy to cope with the floor, tile, soft carpet, marble, etc. 1 x Sweeping Robot 1 x Brush 2 x Hook And Loop 2 x Side Brush 1 x Wipes 1 x Power Cord All data are measured manually, and there are certain errors in the measurement results.