Lumens: 1018 = high mode; 531 = medium mode; 25 = low mode; Beam Distance: up to 227 meters Run Time: 1h30m = high mode; 2h = medium mode; 33h = low mode Features: 5. 44 inch length, aluminum body, 4 modes = high/strobe/medium/low, will run on 1 AA, 2 CR123 or Pelican rechargeable batteries Batteries Included: 1 AA battery Includes pelican's legendary lifetime - you break it, we replace it. . . Forever