Some TravelZoo voucher do contain scannable information. You may scan the QR-code on the bottom of the voucher, or manually enter the Voucher ID on the top lefthand side of the voucher. 

However, some TravelZoo Vouchers do not yet contain a scannable QR-Code; on some vouchers, the QR-Code on the bottom of the voucher does not contain the proper information and will not be recognized by the tablets. You will have to manually enter the Voucher Number located on the top lefthand corner of the voucher.