DFT Meter (Probe TypeCTG 111A)Specification-Range 0-2000 / 6000 / 12000 Microns Principle Magnetic Induction Resolution 0.10/1.0 Minimum Area 6mm Minimum Sample Thickness 0.30mm Battery Low Battery Indicator Operating Temperature 0-45 C Dimension 100x50x10mm Packing Wooden Box Weight 300 grams Cable Yes – External