If our products have any problems, we can provide replacement / Return Service, welcome to contact us anytime!Description:- Target Measure: Iron base/non-iron base- 1. Measuring range:0~1500μm/0~59mil/0-1.5mm- 2. Resolution : 0.1μm( 100um)/0.1mil/0.001mm- 3. Measurement error:150um ±(3%H+1μm)- 4. Minimum diameter of magnetic basement: 12mm- 5. Minimum thickness of magnetic basement: 0.5 mm- 6. Min. curvature radius of convex substrate:2mm- 7. Min. curvature radius of concave substrate: 11mm- 8. Min. diameter of non-magnetic substrate: 50mm- 9. Min. thickness of non-magnetic substrate: 0.5mm- 10. Operating temperature range: 0~40℃- 11. Operating humidity range:10-95RH- Material: plastic electronic components- Thickness Gauge size: 108 x 65 x 31mm/4.3 x 2.6 x 1.2inch- Package Size: 24 x 21 x 5.5cm/0.9 x 0.8 x 0.2inch- Battery: 2 x 1.5V AAA (battery not included)- Thickness Gauge size: 108 x 65 x 31mm/4.3 x 2.6 x 1.2inch- Package Size: 24 x 21 x 5.5cm/0.9 x 0.8 x 0.2inch- Battery: 2 x 1.5V AAA (battery not included)Package Includes:1 Piece Paint Thickness Tester1 Piece Calibration Iron1 Piece Calibration Aluminum6 Pieces Calibration Film1 Piece English ManualNote:Due to the quality differentiation of monitors and lighting effect, the picture may not reflect 100% the actual color of the itemPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Prices, Quality, Your Great Enjoyment for Living Well