... :0.0005mm 4.Accuracy:0.003mm Easy Used Measuring Tools YF-3020FUsage:It is designed to ... two coordinates in all applicated areas .It is widely used in machinery, electronics, instruments, plastics, etc.Features ... testing data can be directly output into Word, Excel, AutoCAD and become a full work circle .It ... surface light and transmission light are used LED ,brightness adjustable Power:220V(AC),50Hz 30W ...