PRODUCT GRADING Fair (Grade C) - Visible scratches throughout item > Refurbished to the highest standards. Retail Box WHAT IS IN THE BOX Hikins HKS-881 Vacuum Cleaner 1800Pa Powerful 4400MAH 120mins Long Lasting Charger PRODUCT DESCRIPTION HKS-881 robotic vacuum cleaner has advanced intelligent algorithms, uses German Bosch chip high-precision gyroscope positioning scanning, the path is more accurate. 360° anti-collision and comprehensive intelligent drop sensor safety technology, the all-direction wheel prevents sweeper from getting stuck and automatically gets out of trouble. Four Cleaning Modes The infrared remote control can be cleaned at a distance, automatic cleaning mode, cleaning along the edge, bow cleaning and appointment cleaning. Low Noise and Large Suction Low noise and large suction brushless motor, 1800pa, 12000r/min rotation speed. Upgraded 4-point cleaning system - dual filter ( pre-filter / high-efficiency filter), double side brushes, roller brush and powerful suction to ensure thorough cleaning. The robot vacuum cleaner dust box has a capacity of 540ml. High Battery Capacity and Automatic Recharge 4400mAh lithium battery, 90-120 minutes continuous cleaning, very suitable for large houses and multiple rooms. When the battery is low, it automatically returns to the base charger. After charging, it will continue to complete the cleaning process. PRODUCT INFORMATION Product Dimensions - 13 x 13 x 31.7 inches Item Weight - 8.98 pounds Manufacturer - Hikins Item model number - HKS-881 Brand - HiKiNS Surface Recommendation - Carpet Controller Type - Remote Control Battery Cell - Composition Lithium-Ion