This reliable barometer is suitable for altitudes up to 3,500 feet above sea level. The dial is subtle and classy. No matter where you mount this impeccable device, it is a center of attraction!Product Features:Highly reliable and accurate double diaphragm German aneroid movementDisplays in both inches of mercury and millibarsTemperature compensated and calibrated for altitudes up to 3,500 feet above sea levelCreated from solid, forged brass that is hand polished and lacqueredIncludes instructions and mounting hardwareRecommended for indoor use onlyDimension: 10"H x 3.5W x 8"DMaterial(s): brass