Harbormaster East Coast TIDECLOCK

Amazon.com Price: $199.00 (as of 12/07/2021 10:27 PST- Details) & FREE Shipping.

Make sure this fitsby entering your model number.
The Harbormaster is a precision Atlantic coast tide clock that makes it easy to track the tide at your favorite coastal location, regardless of where you are
Tracks according to the average time between lunar high tides in the Atlantic Ocean (12 hrs, 25 min)