Fluoresent Surface Aneroid Sphygmomanometer Measure scope: 0-300mmHg Accuracy:±3mmHg Sub-division:2mmHg Aneroid gauge:Zinc Alloy Cuff material:fluorsent cuff with silk printing. with D-ring or without D-ring. Bladder material:PVC or Latex bladder with two tube. Bulb material:PVC or Latex bulb with both valves. Color available:customized Carrying bag:nylon bag.