- Smooth wire feeding: This plunge-angle reel uses a state-of-the-art pure copper slider wire feeder to deliver smooth, precise wire feed and effortless cable management during your dive. - Easy to use: A spool controller lets you release cable smoothly and maintain the desired length after rebound, making diving and fishing easier and more controlled. - Wide application: The diving roller includes a thumb stopper for secure control during large or deep dives and is also suitable for snorkeling and other water sports, enabling precise underwater handling. - Portable and lightweight: A thumb fixer provides easy cable control. The unit is lightweight and portable, allowing you to lift and release cables without effort for your underwater adventures. - Use scenarios: For deep dives and long-line fishing where precise length control matters; for snorkeling and water sports requiring steady cable handling; for underwater photography or exploration where stable cable feed improves setup and stability.