SeaChoice All-Round Reduced Glare Replacement Boat Light - The Seachoice All-Round Reduced Glare Replacement Boat Light meets CE and USCG requirements for 2NM visibility for sail or powerboats under 66ft. The "Reduced Glare" design focuses the beam of light above the operator's line of sight, which limits glare and improves overall night vision. Fits Seachoice base 08261 and Perko bases 1046, 1059 and 1060.