13.56mHz M1 Classic 1K S50 Chip Ceramic Smart Ring for Access Control and Cabinet Lock Keys Cards,Compatible with 14443 Protocol Device (US#9 62mm)

⭐Notes⭐⚫ If you don't know which ring size to choose, you can repeatedly measure at the bottom of the second joint of your finger and take the maximum value.⚫ The raw material used in this ring is natural zirconia processed. You don't have to worry about the ring fading (because its color is natural).⚫ Although this ring is marked with waterproof and anti drop features, try not to let it soak in water for a long time and frequently bump.⭐Product Parameters⭐【Product Name】13.56mHz IC Ring【Chip】M1 S50 【Frequency】13.56mHz【Material】zirconia caremic【Color】gold【Dimensions】7 #, 8 #, 9 #, 10 #, 11 #, 12#【Function】The M1 S50 chip requires authorization to be used,and itsUID cannot be changed.But sectors 1-15 can be programmedand formatted.【Rewrite Count】>100000 times【Storage time】10 years

• 【13.56mHz Chip】The smart ring is equipped with a M1 S50 chip that supports a frequency of 13.56mHz, which can meet your needs in security access control, elevators, and cabinet locks.
• 【 Ring Material 】 The shell of the smart ring is made of zirconia gemstones. We use a pure manual polishing, polishing, and chamfering process to make the surface of this ring smooth and not easy to leave fingerprints. From a visual and tactile perspective, it will not make people feel that it is too bulky and thick. You can take it to shower and wash your hands.
• 【 Ring Size 】Sizes determined according to American standards:7 #, 8 #, 9 #, 10 #, 11 #, 12 #. Allowing you more choices without worrying about not having a ring that fits your size.
• 【 Ring Function 】The M1 S50 chip requires authorization to be used,and its UID cannot be changed.But sectors 1-15 can be programmed and formatted.
• 【 Product Advantages 】 The ring made of zirconia all ceramic will not be damaged even when dropped at a height of 1 meter. It is waterproof, not easy to stick dust, and can be wiped clean with a clean cloth. You can wear it for outdoor activities such as running, swimming, etc.