Coast 20325 Emergency Area Lantern 4-Mode smart switch High, energy saving, solid red, and flashing red light modes 168 lumen light output 38 hour runtime Backed by Coast 5 year warranty Up to 168 lumen light output on high; 84 lumens on low Up to 22 hours run time on high; 38 hours on low Battery-life indicator built-in to Light Dial 4 Output modes: energy saving, full power, solid red, blinking red Batteries: 4 x AA (not included)