The gauge is convenient and practical, with excellent texture, and without being easily damaged. The craftsmanship can serve you well without breaking easily. This gauge is a very practical and reliable for your needs. Features -Color:White -Material:ABS, electronic components -Size:9.50X4.00X2.20cm/3.73X1.57X0.86in Measuring range: 0-2000UM, measuring accuracy: ± (3%+1UM) Resolution: 1um Battery: 2 x AAA (not included) - This instrument is used for non-destructive measurement of the thickness of coatings and paints. - 1um ultra-precise resolution, FE/ coating measurement. Small size, high precision, battery power indicator, automatic shutdown function. - High probe, can be used in measuring magnetic coating and non-magnetic coating. - Small and compact size, light in weight, you can carry and use it wherever . - Manufactured with professional technology to ensure the product can work for a long time. Package list: 1 x gauge 1 x manual 7 x calibration films