Product Name: Nautical Barometer Brass Open Type Case 120mm Model NO.: GL 120-B Dial Size: 120mm Trademark: KB Transport Package: White Box, Then in Carton Specification: CE Origin: Jiangsu Changzhou HS Code: 90258000 Product Description Nautical BarometerGL120 Series Nautical barometerDial:3-1/5" (81mm)base:4-3/4" (120mm)Depth:2-1/8"(55mm)Weight:305gFeatures:Dial: size: 3-1/5", 3/3/4",4",5" dial available. style: 3 styles of dial optional B:Standard barometer dial with inch and millibar scale BO:Standard barometer dial with inch and millibar scales and opening center window. BT:Standard barometer with bimetal thermometer Movement: metal aneroid barometer movement,temperature compensated,fully adjustable,with Rosh Certificate. Case:7 kinds of case model are available:GL120,GL122,GL150,GL152.GL180,GL195,GL198 All of the case are made of brass and high quality alloy, polished by hand carefully, and coated with ultra- hard and corrosion resistance plating,The finish is maintenance free and will never tarnish when exposed in marine envirometer for a long time.*The color or luster is optional from which of polished brass,chrome and stainless steel.Waterproof: GL120.GL122,GL150,GL152,GL198 are semi-waterproof, can stand against splash water.warranty: Movement:2-year warranty lifetime servicingFinish of case:10-year warranty life servicingTechnical Specifications of Aneroid Barometer MovementSizeDia64.5mm *23mmMaterialBrass,SteelMeasurement Range960-1060hPaPrecision990-1030 hPa:+/- 3hPa960-990 hPa /1030-1060 hPa:+/-5hPa