... 125Khz) 1, Water-proof 2, Variety shape RFID Wristband Bracelet, UHF wristband, smart NFC wristband 13.56Mhz, proximity ... passive wristband 125Khz RFID Wristband Bracelet, UHF wristband, smart NFC wristband 13.56Mhz, proximity ... KHz / 13.56 MHz /UHFReading RangeDepending on the reader designMaterialSilicone, Plastic, PVCOperating Temperature-25 to 85 (Centigrade) ...