Your Shopping Cart Continue shopping “Davis Quick Reference Celestial Navigation Card” has been added to your cart. Continue shopping “Digital Yacht NAVDoctor NMEA Network Diagnostic Tool” has been added to your cart. Item Your Options Quantity Price DiTEC Crystal Clear - Spray Bottle - 24oz DiTEC Crystal Clear - Spray Bottle - 24oz quantity $14.00 × Davis Quick Reference Celestial Navigation Card Davis Quick Reference Celestial Navigation Card quantity $14.99 × Digital Yacht NAVDoctor NMEA Network Diagnostic Tool Digital Yacht NAVDoctor NMEA Network Diagnostic Tool quantity $499.95 × Coupon: Apply coupon Update cart Continue Shopping Cart totals Subtotal $528.94 Sales Tax $31.74 Total $560.68 Proceed to checkout