10Pcs Ntag213 NFC Tags Sticker 13.56 MHZ ISO 14443A Universal Lable RFID Tag a
Working frequency: 13.56 MHZ. Original 44mm Stainless Steel Watch Case For Seagull ST3600/ST3621 ETA 6497/6498. Usable capacity: 144 bytes. Reading and writing distance: 1 to 5 cm. Working temperature: -20 to 55 degree, humidity of 90%.