Chip Specification R/W standard ISO11784/5 FDX-B and HDX frequency 134.2KHz operation temperature -30C to 50C Ear Tag Specification color yellow weight 8 .0g height 22.5mm0.3mm Dimension 11.5 *30.5mmmale part material PEUR(Polyether urethane) tension 350N anti-collision standard IEC 68-2-27 vibrating standard IEC 68-2-6