ORCATORCH D580 is a professional underwater dive light with max 530 lumens output. Mechanically head rotary switch offers high reliability underwater. The light is compatible with two types of batties: 1* 18650Li-ion rechargeable battery, which is economic and eco-friendly, and the 3*AAA Alkaline batteries, which is low cost and easy to get. It has 6 degrees super narrow beam, quite suitable for recreational diving as a primary light, and for technical diving as a backup light.

Featuring:
Uses CREE LED, max 530 lumens
Uses 3*AAA battery, compatible with 1*18650 battery
6° beam angle
Mechanically head rotary switch offers high-reliability underwater 
Intelligent Over-Heat protection
Water pressure resistant construction, depth rated to 150 meters
Reverse polarity protection, to protect from improper battery installation
Over-discharge protection function
Aircraft-grade high strength aluminum material
The latest diamond grade hard-anodized seawater-corrosion-resistance finish
Two sides coated toughened glass with high water pressure resistance under deep water