Features: 1. 100% brand new and high quality. 2. Built-in black light. 3. Integral probe F&NF, auto detecting attribute of substrates. 4. Nice shell design for easy reading. 5. Zero calibration and 50/100/250/500/1000um calibration points 6. 5 minutes auto power off to saving power 7. This product can measure car paint thickness, common paint and metal paint can be measured. Specification: Condition: 100% Brand New Model: TC-100 Measurement Range: 0~1300um, 0~51.2mil Accuracy: ±(3%+2um)/±(3%+0.8mil) Resolution: 0.1um/0.01mil Power Supply: 9V Battery (Not included) Color: Gray Weight: Approx. 251g / 8.9oz Size: Approx. 124 * 62 * 32mm / 4.9 * 2.4 * 1.3in Package List: 1 * Coating Thickness Gauge 1 * Aluminum Substrate 1 * Iron Substrate 5 * Calibration Plate 1 * Protection Bag 1 * User Manual