Helius DV30 Diving LightHelius DV30 Diving Flashlight 800 Lumens IP68 50m Underwater 18650 Battery Compact Professional Diving Light Helius DV30 is a compact and reliable rechargeable diving flashlight designed for recreational diving, underwater exploration, and marine outdoor applications. With a practical output of up to 800 lumens, a wide flood beam, and an IP68 waterproof rating, the DV30 delivers stable illumination for divers operating at depths of up to 50 meters.