T5577 RFID 125kHz Rewritable Ceramic Ring with Dragon Design - Clone EM4100 Cards for Cabinet Locks (Black, US Size 9) - Perfect for Access Control, Key Cards, and Security Systems

Product Description⭐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】Celtic Dragon Pattern RFID Ring【Chip】 T5577【Frequency】125kHz【Material】Zirconia (all ceramic)【Color】 Black【Dimensions】US6 #, 7 #, 8 #, 9 #, 10 #, 11 #, 12#【Function】Can erase and copy ID smart cards with frequencies of 125kHz, such as TK4100 (EM4100) and EM4305. Used for smart home and access control.【Erasable times】>100000 times【Storage time】10 years

【RFID chip】Using the original T5577 chip with a frequency of 125kHz, it can easily replicate TK4100 (EM4100) and EM4305 smart cards.

【 Ring Material 】The outer shell of the T5577 ring is made of zirconia gemstone. Using pure manual polishing and chamfering technology, the surface of the ring is smooth and not easy to leave fingerprints. We use laser engraving technology to carve the dragon knot.

【 Usage Scenario 】 The T5577 ring can rewrite or replicate the ID smart cards of TK4100 (EM4100) and EM4305. Commonly used for access control and cabinet locks.

【 Ring Size 】Sizes determined according to American standards 6 #, 7 #, 8 #, 9 #, 10 #, 11 #, 12 #. Allowing you more choices without worrying about not having a ring that fits your size.

【 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.