Even at 40W, this flashlight packs a powerful punch, producing 4000 lumens from its innovative LEDs. Good things undoubtedly come in small packages. It is portable enough to carry around. Constructed of quality 6061T aluminum body and anodized resin reflectors for durability. Despite its power, it only weighs 414g without the batteries. The 5 different operating modes means it is the only flashlight you will ever need for all situations. Have one ready during storms and emergencies!