ORCATORCH D530 is a must-have primary dive light for divers. Its 1050 lumen output and 5 degree super focus beam angle provides a concentrated long beam shot. The light uses a titanium alloy side switch that offers 2 lighting modes,the high mode 1050 lumen and the low mode 220 lumen, which allows for easy operation underwater. The LED indicator light located on the switch button also lets you know the battery's remaining charge. 142mm(Length) x 25.5mm(Diameter) x 35.5mm(Head) Uses CREE LED, max 1050 lumens Uses 1*18650 Li-ion rechargeable battery 5° super focus beam angle Easy operation with side titanium alloy button switch Battery indicator Safe lock function, prevents mis-operation 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 Alloy aluminum reflector with professional optical