Brinyte Div11 1000lumens CREE U2 LED 200M Depth Diving Flashlight(with battery and charger) IPX-68 waterproof grade underwater 150M depth Cree XM-L2 LED Max 550lms output 50000 hours lifespan and max 3 hours runtime aircraft-grade aluminum with military hard-anodized anti-abrasive finish material max 250m beam distance on land and max 100m beam distance underwater