Calibration mode: 1 point calibration, 2 point calibration Dimensions (mm): φ27 x 150 Minimum measurement material thickness: F・500um, N・40um Measurement range (μm): 0-3000 (iron)/0-2500 (non-ferrous) Resolution (μm): 0.5 Power supply (v):1 x aa电池(包括) 电源:1 x AA电池(随附)