Roomba® Max 705 Vacuum Robot + AutoEmpty™ Charging Station Retail Price: ¥98,800 (tax included) Brand new, unused, and unopened. I received this as a gift, but I can't use it at home, so I'm selling it to someone who needs it. If there are any initial defects, please contact the manufacturer. Model Number/JAN Code: W155060 / 0885155046062 Power Source/Charging Time: Rechargeable lithium-ion battery (Charging time: approximately 4 hours) Body Dimensions: Roomba Body: Depth 35.5cm x Width 35.0cm x Height 10.4cm Charging Station: Depth 17.1cm x Width 21.3cm x Height 28.1cm Body Weight: (Including battery) Robot Body: Approximately 2.9kg / Charging Station: 1.6kg Wireless Communication: Wi-Fi 2.4GHz band / 5GHz band Roomba Roomba max 705 Robot Vacuum Cleaner iRobot Product Name: Roomba