... of-sight requirementsTECHNICAL FEATURES:Less than 1/3 in (8 mm) long; thinner than a grain of riceISO 11784, 11785 ... Reading DistanceDependent upon reader, environment and applicationPhysicalDimensionsΦ1.4 x 8 mmTagging MethodSubcutaneousHousing MaterialBio-glassWeight0.03 gChemical and Mechanical ... 68°F (20°C), 3.3 ft (1 m) x 24 h Withstands Exposure To Alcohol, ammonium chloride 25%, fuel ...