Davis Quick Reference International Navigation Rules Card [127] Automotive/RV | Lighting Dri-Loc® O-ring seal maintains waterproofing

Dri-Loc® O-ring seal maintains waterproofing when closed

Easy operation

CHIRP is the most sophisticated sonar technology available for use by the fishing and boating public

ensures better performance

and safety features such as automatic shut down protects your expensive deep-cycle batteries from excessive depletion

Davis Quick Reference International Navigation Rules Card [127] Automotive/RV | Lighting Dri-Loc® O-ring seal maintains waterproofingQuick Reference International Navigation Rules Card A comprehensive guide incorporating the International Maritime Buoyage System and COLREGS. Clarifies differences between Cardinal and Lateral buoyage systems and buoyage regions, the key to reducing confusion and danger when entering unfamiliar waters or busy harbors. Complete details on the right of way, sound signals, entering and clearing a foreign port, lights and day shapes, collision prevention