The 30-Day Lantern provides a month of continuous light on the low setting or 32 hours of bright light on the high setting. It also has an SOS flashing mode that can be used for 15 days straight. A built-in hook allows you to use it as an overhead light. Impact-resistant housing. Water resistant. Requires 3 D batteries (not included).
*Winner of the 2012 Popular Mechanic's Editor's Choice Award