1.带电源开关 Manual power on/off.
2.任意位置清零 Zero setting at any position.
3.带数据输出口 With data output interface.
4.mm/in任意位置公英制转换 Metric/Inch system conversion at any position.
5.尺身爪可以上下移动,可测量不等高台阶间的距离 The main scale jaw can be slid up and down to facilicate measurement of stepped sections.