Popular Braava 380j iRobot floor mopping robot. Operation has been confirmed. The battery is still usable, but please understand that it is a consumable item. There are also 6 replacement wet cloths. Functions include easy operation, wet mopping/dry mopping, quick charging, and fall prevention. All necessary equipment parts are included. 【Set Contents】 ・Main unit ・AC adapter ・Quick charging stand ・Instruction manual ・Cleaning pad ・Unused dry cloth ・Other wet cloths ・Water supply cap 【Product Details】 【Quietness】You won't notice the sound during operation. You can easily mop and dry the floor even when you are at home. 【Safety Design】It cleans while checking the floor steps with sensors, so there is no worry of falling. Also, the sensors prevent it from going onto carpets and rugs. 【Cleaning Modes】"Wet mode" for daily dust and sebum stains. "Dry mode" for dust and hair. 【Pollen Countermeasures】You can wipe away pollen brought in from outside and feel refreshed. 【Wet Mode】Wipes the same area carefully 3 times, and wet mops a large room (up to 20 tatami mats) at once. Navigates the entire floor with various sensors. It understands its own position and cleans every corner of the floor in the house. 【Dry Mode】Moves in a straight line and dry mops a room up to 56 tatami mats.