... specificationProbe nominal frequency: 3.5MHz Probe type: convex Greatest detection depth: ≥190mm Demonstrates the way: B, B/B, ... resolution): ≤2mm(Depth≤80mm); ≤3mm(80mmspot≤5mmVideo output: PAL-DGeometry positin precision crosswise≤10%,longitudinal≤10 ... computer configuration, the Windows entire English surface, the EPOCH system software, the import colored ink-jet printer, 17 ...