Powered by Tough Solar, this durable 100M water-resistant watch runs up to 23 months in darkness with power saving. It features 2 countdown timers, a stopwatch, 5 alarms, and world time mode—all housed in a rugged resin case for everyday reliability and adventure. • Powered by the quartz movement. • Mineral crystal glass. • 46.6mm case width. • 100 metre water resistance.