Robomow RC and RS models can mow areas inside the working area that slopes up to 20 degrees or 36% (1.2ft rise per 3.3ft). Robomow RX models can mow areas inside the working area that slope up to 8.5 degrees or 15% (0.5ft rise per 3.3ft). The illustration below provides more detail on how Robomow handles slopes:
