The Dorcy Multi-Level Light Output Area Lantern sports a powerful 2000 lumens and 10,000 square foot range verified using ANSI test standards. Powered by 4 x D cell batteries (included), this lantern will run for 7 hours on high and 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 Multi-Level Light Output Area Lantern great for any outdoor activity. This lantern offers exceptional lighting power and range thanks to its Curved COB (chip on board) LED and reflective lens design. This unique feature helps distribute area light further and more evenly for up to 10,000 square feet. It has 6 mode button control, four large COB LED panels provide 360 degrees of area light. Unlike competing lanterns with limited range, this Dorcy lantern will easily light up most campsites.