YEX1017 Features: * 60 times per minute flash rate * Approximately 10 hours duration * Waterproof to 50" * Powered by 4 AA , (1081-3707), batteries, not included * Carded Includes: * Includes magnetized bottom, wrist strap, and three lenses for appropriate color selection and usage Disclaimer: * For signaling, warning, or marking when on the trail, hunting, boating, snowmobiling, or on the road