Great for camping and emergency preparedness, the UST Marine 30 Day Lantern ensures that you'll never be in the dark. Three 1.4W LEDs provide up to 300 lumens. Single switch activates all four modes high, medium, low, and flashing. 3 1.5V D size alkaline batteries last 30 days on low 29 lumens 15 days on flashing 3.5 days on medium 150 lumens 32 hours on high 300 lumens. High impact plastic globe is removable to provide forward area light. Built in recessed hook on lantern base allows you to hang it as a downlight. Impact and water resistant IPX4. Rubberized housing provides extra impact resistance. Batteries not included.