... red, black, etc. Silicone rubber rfid wristband / bracelet tag for swimming pool IC Options of RFID Wristband1) LF (125KHz): EM4100,EM4200 ... UCODE GEN2,ALIEN H3,IMPINJ M4, etc.Specifications of RFID Wristband1) Material: silicone2) Dimensions: watch dial—oval; ... 50°C~240°CPrinting OptionsLogo printing, character printingApplications of RFID Wristband1) Swimming pools2) Multi-day children's camps3) ...