... diameter--74mm OR 65mm 3.Color:blue, red, black, etc. 4.Fast delivery Waterproof silicon wristband with high quality from China IC Options ... S50,Mifare1 S70,Mifare Ultralight,I-CODE2,TI2048,SRI512, etc.3) UHF (860 ~ 960MHz): UCODE GEN2,ALIEN H3,IMPINJ ... and use, waterproof, moisture proof, shockproof, and resistant to high temperature2) Working temperature: -50°C~240°CPrinting OptionsLogo printing, ...