1.超大顯示屏,超大顯示字體,讀數更清晰 Big LCD for easy reading. 2.帶臺階測量 With step measurement. 3.帶微動裝置 With fine adjustment. 4.帶預置功能 With presetting function. 5.mm/in任意位置公英制轉換 Metric/Inch system conversion at any position.