Product Name: Anti-Metal NFC Coin Tag Material: White PVC Size: 30*30mm, 35*35mm, 40*40mm or customized shape Craft: 3M glue backside, It can be customized printing, such as LOGO, QR code, variable ID and Barcode etc. Chip Type: LF, HF, UHF variety of chips for choice Feature: Anti metal, waterproof, more durable
