Halcyon Defender Safety Spool Delrin Marine-Grade Bolt-Snap Compact Dive Lights - Standard Battery The plug prevents sand

The plug prevents sand

It includes a preset Venturi Initiated Vacuum Assist (VIVA) system and an orthodontic mouthpiece for comfort during dives

while the environmentally sealed mechanism prevents freezing in extreme conditions

making it suitable for underwater exploration and gear setups in varying conditions

Halcyon Defender Safety Spool Delrin Marine-Grade Bolt-Snap Compact Dive Lights - Standard Battery The plug prevents sandBuilt from solid Delrin, the Halcyon Defender Safety Spool offers smooth handling and high visibility for deploying surface markers and navigation lines during dives. The compact, solid center design reduces snag risk and keeps spool diameter small for easy storage and handling.