tire gauge, pen type, luxurious type, stright type. bending type. Tyre Gauge ModelRangeYZL-40-50-0.6Mpa0-1.2MpaYZL-50-6(chuck type)0-0.6Mpa0-1.2MpaBending type0- 1Mpa0-1.6MpaStright type0- 1Mpa0-1.2MpaYZL-410-50psiThe elegantly designed unit was as easy to read. It fits perfectly in the hand, slotted home on the valve easily and features clear markings. Pls contact us for more tyre gauge info.