TagsForDroid - NFC 6 Pack -Ntag203 - Android Theme Vol.2 - (5 NFC Tags + 1 NFC Keychain - Compatible with All NFC Capable Phones, Tablets and Computers. 5 NTAG203 NFC Tags + 1 FREE NFC keychain + 1 sheet of 12 vinyl stickers (to paste on your NFC tags and personalize them) Works with ALL current NFC capable devices ; Operating Range ~1cm (depends on device and protective case) NFC Chip Type: NTAG203 ; Memory Size: 144 bytes ; Rewrite Endurance: 100,000 cycles ; Data Retention: 10 years Material: Rigid White PVC (approx thickness of a credit card) ; Dimensions: 25mm