Your flashlight from Dorcy contains a super bright LED producing 130 lumens of light output. With a specially designed optic lens, the LED flashlight easily projects a beam up to 130 meters. The flashlight is constructed of aluminum alloy, and features a twist-able focus control ring allowing for beam adjustment. The LED flashlight is o-ring sealed against moisture, providing weather resistance capability. Your 41-4280 light also offers a convenient strobe feature. The focusing flashlight has a tail cap push button switch allowing for ease of use, and a convenient nylon wrist lanyard for added portability. The flashlight comes complete with 3 AAA cell batteries.