Coating thickness measuring instrument, 0 - 40 mils (0 - 1000 µm) , 3 1/2'' LCD display. Supplied = assembled. Width = 105 mm. Height = 148 mm. Depth = 42 mm. Display type = 3 1/2'' LCD display. Product type = coating thickness gauges. For coatings on aluminium, iron and non-ferrous metals. Ideally suited for revealing accident damage. Illuminated digital display, automatic shutdown. Single handed operation. Sturdy plastic housing. With practical storage bag. For quick measurement of coatings.