Tide Clock - Atlantic Coast High & Low Tidal Times. 𝐍𝐎𝐓𝐄: 𝐓𝐡𝐢𝐬 𝐜𝐥𝐨𝐜𝐤 𝐰𝐢𝐥𝐥 𝐍𝐎𝐓 𝐖𝐎𝐑𝐊 𝐨𝐧 𝐭𝐡𝐞 𝐆𝐮𝐥𝐟 𝐜𝐨𝐚𝐬𝐭 𝐨𝐫 𝐖𝐞𝐬𝐭 𝐂𝐨𝐚𝐬𝐭. This is an unusual oval-shaped tide clock with my original design of a compass rose. 12 1/4 inches Tall 6 3/4 inches wide Distressed white finish. Metal case. Glass Lens. Powered by one ``AA`` battery. Easy To Set Tide Clock - Install battery. Look up tide times online (or ask an old fisherman). Turn tide clock hand to match tide prediction. Hang up tide clock. The End. ** I will also send more specific instructions with your clock. 𝐈𝐦𝐩𝐨𝐫𝐭𝐚𝐧𝐭- This tide clock works for locations: on the East Coast of the USA, most of the Great Lakes, and any place around the world with semi-diurnal tides - 2 sets of tides each day - 2 low tides and 2 high tides. 𝐓𝐡𝐢𝐬 𝐜𝐥𝐨𝐜𝐤 𝐰𝐢𝐥𝐥 𝐍𝐎𝐓 𝐖𝐎𝐑𝐊 𝐨𝐧 𝐭𝐡𝐞 𝐆𝐮𝐥𝐟 𝐜𝐨𝐚𝐬𝐭 𝐨𝐫 𝐖𝐞𝐬𝐭 𝐂𝐨𝐚𝐬𝐭. FREE SHIPPING! This tide clock is designed, assembled, and TESTED by me. I test my mechanisms at least twice before making and shipping. I appreciate your consideration.