Tech To Ya Later 2021 Smart Ring Wear for Mobile Phone

About this item *Brand new design, brand new breakthrough,The newly designed circuit structure has greatly reduced the electric field disturbance between the modules.Compared with the previous generation of products, it has increased the transmit-receive distance by three times, and can be easily compatible with a variety of card reading devices. *New flagship of smart ring,R4 is the fourth generation smart ring,it carries with multiple sets of RFID chip modules.And is capable of simulating four contactless RFID cards.Once again, it becomes a new flagship product. *Nano feature,By virtue of the low thermal conductivity of Micro-crystal Zr ceramics, R4 has a gentle touch sense as jade.Possess 4 times the hardness of aluminum alloy, calmly deal with all kinds of scratches in daily life. *Marathon process,Each ring needs to undergo forging for 2 days, sintering in a 1400 ℃ furnace for 5 days, thousand times of CNC polishing, coating and other post-procedures.It takes 35 days to present t