These metal tags are the world’s smallest passive UHF EPC Class 1 Gen 2 tags. They are ideal for tracking of tools and medical devices. The tag series is designed to comply with the most stringent FDA requirements for medical devices and the tags will withstand repeated autoclave sterilization cycles. Chip: Alien Higgs 3 size: diameter 6mm, height 2.5mm This product is sold in packs of 100 pcs. Smaller order quantities might be available on request. Please contact us. We offer price reductions on high order quantities, please contact us for further information.