Easy to use. Easy to read. Professional quality. Specifications: 1) Economic type: metal body, 2-side plastic bar a) Black plastic head or chrome-plated plastic head 2) Calibrated: 5-50 lbs or 10-100 lbs, or 10-120 lbs scales selection (Bar, kPa, kg/cm2, psi) Inner packing: 50pcs/ctn Outer packing: 500pcs/ctn Carton dimensions: 50 x 21 x 50cm N.W.: 16kg G.W.: 18kg Pencil type tire gauge;tire gauge;tyre gauge,auto tire gauge,tire pressure gauge