You'll never be in the dark with Ultimate Survival Technologies incredibly bright, super long lasting 60 Day Lantern! Long after the sun sets and the campfire stops burning, the dependable, 60 Day Lantern will continue to run as it's the brightest, longest-lasting lantern in its class. Industry-leading long life technology extends run time and it can run continuously for 60 days on low, 15 days in S.O.S. mode, 7 days on medium and 3 days on the high setting. It features unbreakable, lifetime bulbs that never burn out and four lighting mode selections to allow you the perfect amount of light and energy use. The multi purpose 60 Day Lantern is perfect for power outages and safe for indoor use too!