Cree XM-L2(U4) LED, max 1000 lumens output                     

 * Uses 1*18650/2*CR123A/2*16340 Li-ion battery

* Aircraft-grade high strength aluminum material                      

* 120 degrees super wide floodlighting, no blind angle for underwater photography

* Magnetic controlled side switch, high waterproofness for easy operation underwater
* High efficiency constant current circuit, constant brightness       
* Toughened glass with high water pressure resistance under deep water

* Water pressure resistant construction ,depth rated to 150 meters

* Standard included wrist strap fastens the flashlight to the back of your hand

* Reverse polarity protection, to protect from improper battery installation

* Premium Type III military hard-anodized seawater-corrosion-resistance finish