ClimeMET CM4620 Constellations Moon Phase Clock Banjo Barometer 5 Inches Battery Tide Clock

5 Inches Battery Tide Clock and Clock both require 1 x AA Battery (not included) Thermometer Measurement Range -40°C to +60°C or -40°F to 140°F Barometer Measurement Range 720-790mmHg or 960-1060mb

Chart 277 is one of Metcheck's most used barograph charts

Temperature-compensated precision aneroid movement

Each pack contains 200 charts which is two years’ worth of thermo-hygrograph papers

ClimeMET CM4620 Constellations Moon Phase Clock Banjo Barometer 5 Inches Battery Tide ClockDescription Features Specification Inspired by the beauty of the night sky, our ClimeMET Constellations Moon Phase Clock has been designed to capture the contrast of bright stars against a dark sky. It rotates once every 29. 5 days to indicate the various phases of the lunar cycle, perfect for planning a stargazing trip. The exact lunar cycle is 29 days, 12 hours and 44 minutes for this reason it is recommended to reset your clock during a full moon