A voucher should be handed in to the receptionist in Køge Svømmeland. Tickets etc. can be bought according to the value of the voucher. The balance of the voucher will decrease accordingly, and the balance of the voucher is saved in the QR-code.You can always check the balance of a voucher on the ticket terminal in the lobby, or please, ask the receptionist to check this for you.Please note, that your voucher will have no value after 3 years, and cash out within the 3 years period will not be possible.