Banjo Weather Station Barometer Thermometer Hygrometer Solid Oak 18 in Traditional Design with 3 Analog Weather Instruments Accurate Weather Forecasting Aneroid Barometer, Thermometer, Hygrometer to Measure Humidity Maximum altitude for barometer operation is 3,800 ft. above sea level Length: 18 in., Width: 5 in., Depth: 1.5 in.