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 points6. 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 NewModel: TC-100Measurement Range: 0~1300um, 0~51.2milAccuracy: (3%+2um)/(3%+0.8mil)Resolution: 0.1um/0.01milPower Supply: 9V Battery (Not included)Color: GrayWeight: Approx. 251g / 8.9ozSize: Approx. 124 * 62 * 32mm / 4.9 * 2.4 * 1.3inPackage List:1 * Coating Thickness Gauge1 * Aluminum Substrate1 * Iron Substrate5 * Calibration Plate1 * Protection Bag1 * User Manual