Questions about Maxxus MX 10.0 Zero

Unfortunately, there is no information about this on the supplier's website. The chair has three steps. See operating instructions: https://www.gorillasports.ch/media/files_public/e4d45a4c7cd17abe33273a146d151cba/MAXXUS_MX_10.0_Zero_silbergrau_manual.pdf