Internationally approved navigation lamps. Non-magnetic and saltwater resistant. Housing 'snaps' to base without screws. 2984 series navigation lamps feature a vertically hanging bulb and contacts in the upper area of each lamp to prevent corrosion.Specifications: Material: Description UV and impact resistant plastic housing and lens Minimum Visible Distance: 2 Nautical Mile Bulb: 2V / 25W BAY15d included Installation: Vertical surface mount Cable Entry: Through base plate with rubber grommet Degree of Protection: IP 55 Approvals: IMO Col Reg 72, USCG, ABYC A-16, NMSC, Maritime NZ