Attention to all buyers: if you have any problems with the goods, please contact us to solve them. Sometimes there will be errors, such as some parts are damaged or missing in the transportation, but we can resend them. If you like bad comments and disputes, please do not order.    About tariffs: if you choose to ship goods from China, the goods you order are imported products, so you may need to pay tariffs. However, the customs policies of each country / region are different, and we are unable to provide customs clearance and prepayment services, so if you have requirements for declaration, please contact me. If you refuse customs clearance, please do not order, or choose to ship from overseas warehouse.    Hey friend Please note that the product must be connected to the power source and cannot be charged. It can not be used for charging. The battery inside the robot is used to support the safety device to prevent its fall.    packing list:  1 owner  1 power cord + adapter,  1 remote control  1 pair of batteries  2 pairs of cleaning rings (4)  1 Extension 4 meters  1 Safety rope 4 meters.  10 cleaning napkins  1 Guide (or Guide in English)