These small, typically metallic, discs characterize a pre-paid type of foreign money particularly for automated car cleansing companies. Sometimes bought in bulk or as a part of a service bundle, they’re inserted right into a machine to activate the wash cycle. An instance could be a consumer buying a set of those previous to visiting a self-service automobile wash bay, utilizing one disc per wash choice.
The significance of this cost methodology lies in its effectivity and operational benefits for automobile wash companies. They simplify transactions, scale back reliance on money dealing with, and might encourage buyer loyalty by way of bulk buy reductions. Traditionally, their use stems from a necessity for a standardized cost system appropriate with automated gear, predating widespread digital cost options.