1.任意位置清零 Zero setting at any position.
2.mm/in任意位置公英制转换 Metric/Inch system conversion at any position.
3.可进行外尺寸、内尺寸、台阶尺寸及深度尺寸测量 Can measure OD,ID,steps and depth.
4.防水等级达到IP54,在溅水环境下擦干后能正常使用 The degree of protection is IP54.It can work after cleaning the splashed water on it.