This AA LED flashlight from Maratac features a hand polished 6AL4V titanium body with knurling and twist-head switch for three brightness levels. It's outfitted with a Cree XP-G2 S4 emitter and an orange peel reflector. The lens has been treated with an anti-reflective coating and the circuit is reverse polarity protected. Runs on one AA battery and features a glow-in-the-dark diffuser and reflector ring. Mode: Output / Runtime High: 205 lumens / 75 minutes Medium: 45 lumens / 4.5 hours Low: 5 lumens / 12 hour