Nitecore TM38 1531 yards beam throw 1800 Lumen LED rechargeable battery Flashlight / Searchlight with EdisonBright USB powered reading light bundle LED rechargeable searchlight with a maximum throw of 1531 yards Utilizes CREE XHP35 HI D4 Includes ultra-high performance rechargeable battery pack to double runtime The on-board OLED display reports output lumens and distance, battery status, operating temperature and charging information so you'll always know what's going on. Bundle includes EdisonBright USB powered reading light