... ,etc Waterproof Proximity Keyfob for Access:Widely used as access control management and electronic purse within banks, medical insurance, government, enterprises, institutions ... on the part Standard Color : Grey, blue, yellow, red, white and purple Printing Printable with silkscreen (no more than 2 colors ... S70,Ultralight,Mifare Desfire, etc. Waterproof Key fobs for Access Control System RFID card