1. Carrier frequency: 13.56MHZ 2. RF distance: 1-3cm 3. Chip type: Ntag213 4. Protection level: IP68 5. Operating temperature range: -50-80 degrees Celsius 6. Thickness: 0.12mm 7. The use of environmentally friendly coating materials, long-term wear can also keep fresh and feel free 8. Equipped with IOT IoT chip, built-in rich characteristic cloud services, you can use it directly without installing APP 9. You can quickly trigger multiple preset notifications, schedule a scheduled virtual call, share a variety of cloud information, etc. 10. Size: 5x5x0.12mm 11. Weight: 0.01g
