1) High quality precision barometer movement, all parts are made of metal, temperature compensated, aneroid movement, adjustable.

2) Case is made of brass, the opening port is made of high quality alloy. Both of them are polished by hand carefully and with double plating - zirconium plating based on chromium plating. This finish can stand up to tough outdoor conditions and will never tarnish or discolor. 

3) The hinged bezel has a beveled glass lens and screw-down fastener.

4) The dial is light silver gray with black numerals, Inch and millibar scales.

5) Size: case diameter7"(180mm), dial diameter 5"(125mm), depth 3-3/4"(95mm).

6) 5 Pcs high quality stainless steel mounting screws with PVD finish included.

7) 4-colors gift box or white box with EPE safe-packing.