The Dorcy 2,000 Lumen Adventure Max Lantern sports 2,000 powerful lumens and an up to 10,000 square foot range verified using ANSI test standards. Powered by 4 D cell batteries, this lantern will run for up to 7 hours on high and as long as 50 hours on low. A dedicated red safety flasher and S.O.S. light provide added safety signaling for you and your family. Finally, impact and weather resistance help make the Adventure Max Lantern great for any outdoor activity. The Adventure Max Lantern offers exceptional lighting power and range thanks to its curved COB LED and reflective lens design. This unique feature helps distribute area light further and more evenly for up to 2,000 square feet. 4 large COB LED panels provide 360 degrees of area light. Unlike competing lanterns that have limited range, the Adventure Max lantern will light up most camp sites with ease.