⚠ The description below has been provided by the product manufacturer. Any discounts/refunds/return procedures or promotions that might appear in their description do not apply to our site's policies.

Caution: This ring cannot be used in Tesla vehicles.

The ring size must be determined, otherwise the ring size is not suitable can not be replaced. Be sure to check the inside diameter of the ring in the product description to choose the right ring for you.

Note: This RFID ring is a UID chip, which is programmed with professional equipment to be readable and rewritable. Can write 0 blocks, so can be used to clone other IC cards. Can be used to clone 13.56mhz access card, elevator card, attendance card, property card, water card and other IC cards

* 振铃频率为13.56MHZ，克隆编程写卡需要使用 UID 芯片配套设备

*1Kbit, divided into 16 sectors, each sector has two passwords

* User definable access conditions for each block of storage

* Data retention for 10 years.

* Contactless data transmission and power supply (no battery)

*Working distance: Max. 100mm (depends on geometry of receiver antenna)

* Operating frequency: 13.56 MHZ

* Data transfer: 106 kbit/s

* Data integrity: 16-bit CRC, parity check, bit coding bit counting

* Typical quote by quote transaction: <100 ms (including backup management) security

* Set a separate key for each sector (per application) to support multiple applications with a key hierarchy

* A unique serial number for each device

* Transport keys protect access to critical functions delivered by on-chip EEPROM

Ring material: zirconia ceramic inner layer, epoxy resin outer layer，

Our ring specification is American size specification, please confirm the size before purchase, otherwise the ring is not suitable for return or exchange. The price is the price of 1 ring. The ring is used with a picture gesture.

- Product list: 1 ring + ring box
How to write this ring according to the programming machine diagram sold by the shop?
1, receive the ring, put the ring on the programming machine nfc area
2. Open the programming machine software interface and click "Start decoding", indicating successful decoding
3. Click the format card, indicating successful formatting, and then remove the ring
- 4. Replace an ic card with a frequency of 13.56mhz
  - 5. Click "Start decoding" and the message "decode successfully" will be displayed. Remove the card6, change the ring, click the write cuid card, indicating that the write card is successful, complete the ring read and write operation

UID chip 13.56mhz block 0 fan-shaped writable IC card clone