I reviewed the evolution of Anker's robot vacuum cleaner 'Eufy RoboVac 30C' which can be purchased at the 30,000 yen range, from the previous model ' Eufy RoboVac 11 S' - GIGAZINE
Genuine EUFY Charging Dock Base Adapter for RoboVac 11S 11S Max 30C 30C Max 15C 25C - Walmart.com
Eufy 30C MAX Review - vs 30, 30C, 35C, 11S - YouTube
21X Replacement Side Brushes Filter Parts for Eufy RoboVac 11S 30C 25C 15C 35C – ASA College: Florida