100PCS Waterproof Proximity Key fob ABS-003 125KHz TK4100 Keychain Tag Contactless RFID Keyfob Chip:TK4100 Read Only so you can put the

so you can put the RFID Blocking card in left side and right side in your wallet

【PACKAGE】- Package includ 50 pcs ID keyfob

ISO7816 Blank AT24C512 Compatible Chip Smart IC Card with 512Kbit EEPROM Memory RFID Card for ePayment POS System

Frequency: 13

Bidirectional Data Transfer Protocol

100PCS Waterproof Proximity Key fob ABS-003 125KHz TK4100 Keychain Tag Contactless RFID Keyfob Chip:TK4100 Read Only so you can put theWaterproof Proximity ABS 003 125KHz TK4100 Keychain Tag Contactless RFID Keyfob Advantages: 1. Resistant to dust, dirt and humidity2. Possibility to combine two technologies in one key fob3. Suitable for indoor and outdoor use4. An attractive palette of colors is available as is a competent encoding service. 5. Personalization: The rfid key fob can be personalized by full colour printing or long lasting laser engraving, using your logo, a number or