1. The R5 is a multifunctional smart ring capable of replacing up to 6 proximity cards simultaneously. It supports social sharing, Apple shortcuts, wireless flash drive functionality, virtual calls, and SOS. By interacting with smartphones, it enables special features such as 'social sharing,' 'wireless USB flash drive,' and 'smart home triggering.' 2. The area engraved with 'I' corresponds to IC Card No. 1, the 'II' area is NFC Card No. 1, the 'III' area is IC Card No. 2, the 'IIII' area is NFC Card No. 2, the white side represents ID Card No. 1, the black side represents ID Card No. 2. 3. Equipped with 2 builtin health energy stones, the ring also features scratchresistant, waterproof, and dustproof hardware. The wireless flash drive allows file transfer via ring touch, with each ring offering exclusive 128GB storage space. 4. IC ID Module Setting Method: Each IC or ID module functions as a blank card, and the setup process is identical to that of a standard card. With the original card issuer, simply add the IC or ID module as a newly authorized card.