The card vender on a contactless card (a contactless charm) DM-01
Works at a present (about 5 cm) of a contactless card (a contactless charm) to the card vender. In many cases for operation of the card vender it is enough to bring a wallet where the card is stored without taking out the card. Does not contain what openings for inactivation by vandals. Bears blows of blunt and sharp objects without losing working capacity!