Water lovers take note! The ideal companion for anyone into marine sports.The WS1300H-1AV starts with a durable black resin exterior design, 100-meter water resistance, and 10-year battery life. Then add on-board tide graph, moon data, and LED light ensuring an easy read even in the dark, to deliver everything a water sports enthusiast needs, right at your fingertips.With stopwatch, timer, and alarm, these versatile timepieces take you seamlessly from home or office to the pool or ocean.