This PowerTac E1 XML LED Flashlight can boost out 350 Lumens on a single CR123A battery! Not only that, but it features 4 levels of brightness including a strobe function. Simply store it in your pocket or glove compartment! This light is compact and lightweight, making it a great every day carry light. Drop it in the water? No problem! This light is IPX-8 rated so it can continue operating even when wet.