Safety with style in a slim, lightweight, and waterproof strobe. With 100+ hours of illumination, the StrobeLight has the perfect amount of light to keep you moving safely during all hours of the day. LED: 3 LEDs - 8+ max LumensBattery: 2 x 3V Lithium 2032 - Replaceable Coin Style BatteryBurn Time: Steady On - 57+ hours, Strobe - 110+ hoursWater Resistance: IPX4 – Weather resistantManufactured in multiple great colors; color can not be specified