B00WDSEJ9A SeaLife SL650 Sea Dragon Mini 650F Flood UW Light Includes YS Adapters for Cold Shoe, GoPro, AquaPod & 2 CR123 Batteries

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Anodized aluminum head with rubber armored polycarbonate body
CREE XM-L2 LED
Full power (100%), Half power (50%) and Emergency Signal (blinks once per second)
Tested to 330 feet/100 meters
30,000 hours LED Life Span