The actual list of operated pools can you find in the menu "News".   
Ticket types special for workdays not valid in peak season
(III.12-15, IV.14-19, VI.3-6, X.22-XI.1, XII.22-I.1.)!

Pricelist from 17.June 2022. (pdf)  

PERMANENT RESIDENCE (MEZŐKÖVESD) TICKET you can buy only with ORIGINAL address card + identity card!

Deposit of the key / watch 1.000 HUF, that you can get back after the key / watch gave back us.

You can use these credit cards also: