2016 Upgrade Fenix HL10 70 Lumens Mini LED Headlamp with Floodlight Diffuser, 2x AAA Incredibly compact and lightweight - weighs just 1.2 oz before battery installation Produce up to 70 lumens plus a built-in spot light for more focused light and a floodlight diffuser for more coverage Operate on a single AAA with a runtime of up to 24 hours on the lowest mode 360 of rotation plus detachable headband quickly turns this headlamp into a convenient flashlight perfect for everyday carry Bonus Lumen Tactical AAA Alkaline battery comes included with this listing.