Set into natural bamboo with a laser etched face, the Northcore tide and time clocks are designed to provide a guide to tide times at your selected location along side a classic analogue clock time piece.  For the tide clock simply refer to your local tide chart, coordinate and set your clock to the high or low tide, insert an AA battery (not included) and the clock will rotate every 12 hours and 25 minutes giving you an indication as to the state of your local tide as well as showing hours remaining until high or low water.  For the time clock insert a single AA battery (not included) and set the time. The clock is approximately 37.5cm x 17.5cm in size and looks stunning on any home, office or work place wall.  It's the ideal accessory or gift for surfers, sailors, beach walkers and many more. Made from natural bamboo Location adjustable Requires 2 x AA Battery 37.5cm x17.5cm