Children RFID Wristband 1)Can be read ... ,000 times 2)125mhz 3)waterproof 4) SGS approved Children RFID Wristband Silicone wristband / RFID Wristband / Smart Wristband ... 4k Wristband Made of waterproof silicon, the smart wristbands operate in UHF and HF frequency ranges and can ... times, allowing easy integration into various applications. The wristbands are durable, waterproof and ideal for access control ...