Marine Barograph 207MQ Marine barograph with vibration-damped measuring system and quartz-powered seven day clock. Supplied in a glazed, dark stained beachwood case. Measuring range of 955 to 1060 millibars with an accuracy of +/- 0.7 millibars. Packed weight is approximately 5kgs. Instrument only approximately 4.5kgs. 345mm x 190mm x185mm