RFID 125khz Rewritable T5577 Chip Black Ceramic Smart Rewritable Ring for Clone TK4100/EM4100 Access Control and Hotel Entry Door Keycards (Black, US8#)

⭐ 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] T5577 RFID Smart 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 shell of the T5577 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: 6 #, 7 #, 8 #, 9 #, 10 #, 11 #, 12 #. Allowing you more choices without worrying about not having a ring that fits your size.
• 【 Usage Scenario 】ID smart cards with a frequency of 125kHz, such as TK4100 (EM4100) and EM4305, can be rewritten and replicated. Used for smart home and access control.
• 【 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.