Weems & Plath LIGHTRule Night Navigational Aid

If you've ever been on the water at night and wondered if the lights you see are from an approaching or departing vessel or if the vessel is a fishing trawler or super tanker, then Weems & Plath LIGHTRule Night Navigational Aid is for you.

Features:

• LIGHTRule is inexpensive, easy-to-use vessel identification tool for security during night time travel
• An excellent aide for navigation classes and Coast Guard exams too.
• Identifies 60 different vessel light configurations
  • Shows the actual view of vessels for Port, Starboard, Bow and Stern lights
• Provides a magnifying lens to make vessel descriptions easy to read
• Visual guide for horn signals
  • Displays audible signal patterns for restricted visibility, maneuvering and warning
• Displays 15 day shapes
• Material: Durable plastic
• Stored in a vinyl sleeve.
• Dimensions: 16" x 5-1/4"
• Lifetime warranty