* Northcore Wall Mounted Bamboo Tide Clock * Made from natural bamboo * Location adjustable * Requires 1 x AA Battery * 25cm x 25cm   A perfect accessory or gift for surfers, sailors, beach walkers and many more! This new Northcore Wall Mounted Bamboo Tide Clock is designed to provide a guide to tide times at your selected location.  Refer to your local tide chart and then set your clock to the high or low tide. It requires an AA battery, which is not included and the clock will rotate every 12 hours and 25 minutes which gives you an indication as to the state of your local tide added with the hours remaining until high or low water.