Additional information
* Cree XM-L2(U4) LED, 630 lumen output, * Uses a single AA battery (included) or 14500 Li-ion battery (not included), * Mechanically head rotary switch offers high reliability underwater, * Depth rated to 150 meters, * High efficiency constant current circuit, constant brightness, * 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






