No more worrying about the robot running out of power, ROBVACNIC S1 will intelligently run itself back to the base to charge when it's below 20%. Only 2.99" in height and 12" in diameter, ROPVACNIC S1 can easily slips under and around the furniture to clean the hidden areas where you can't. Featuring a spacious onboard dustbin and powered by a 4400mAh long-lasting battery, ROPVACNIC Robot S1 delivers hassle-free cleaning for large homes. Robot Vacuum Cleaner, Mop Pad Holder, Charging Base, Power adapter, Water Tank, Mopping Cloth, HEPA filter, Side brushes, Cleaning brush, User manual