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Cree XM-L2(U3) LED, max 1000 lumens output
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Uses 1*18650/2*CR123A/2*16340 battery
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Mechanically head rotary switch offers high reliability underwater
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Water pressure resistant construction ,depth rated to 150 meters
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Reverse polarity protection, to protect from improper battery installation
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Low battery warning function
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Over-discharge protection function
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Aircraft-grade high strength aluminum material
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The latest diamond grade hard-anodized seawater-corrosion-resistance finish
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Alloy aluminum reflector with professional optical analysis
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Two sides coated toughened glass with high water pressure resistance under deep water