Liberal Dictionary English Dictionary
noun, plural card-keys.
- a small plastic card with magnetic coding that is read electronically when inserted into a scanner and used in place of a key to open locks, hotel doors, etc.
TSA Lock with Key Cards | Sea to Summit Cardkey
Card, cardkey, entry, hotel, key, keycard, room icon
KeySaver Card
SALTO MC0256 Smart Chip Card Key Card Printed | AC Leigh
Energy Key Card Saver – Aluminium with Black – RetroTouch Designer