TEMPbadge T5938AL Temporary Self-Expiring Badge Back, Large Clip-On, Box of 1,000 Special_Feature_RFID Blocking Choose your book size

Choose your book size

and in about 4-7 days the expiration pattern printed on the back shows through the label so anyone can see the badge is no longer valid

Multi-language Support: 15 languages including English

so you can produce and encode access

TEMPbadge T5938AL Temporary Self-Expiring Badge Back, Large Clip-On, Box of 1,000 Special_Feature_RFID Blocking Choose your book sizeThe TEMPbadge T5938AL is a 3 x 4 inch self expiring badge back with a Temporary title and a slotted clip on top, sold in a box of 1,000. How it works This back carries the universal chemical timer for a two part expiring badge. Pair it with a TEMPbadge front to issue a badge; the front sets the expiration speed. Half day fronts expire in about 4 6 hours, 1 day fronts expire overnight, about 10 15 hours, and 7 day fronts expire in about 4 7 days. As