... 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 passive ... Frequency125 KHz / 13.56 MHz /UHFReading RangeDepending on the reader designMaterialSilicone, Plastic, PVCOperating Temperature-25 to 85 (Centigrade) ...