All Round White Light/Anchor Navigation Lamp- Incandescent 2nm Black Housing 12VBSH approved, saltwater resistant and non-magnetic, they feature a bayonet lock on the lamp housing for easy bulb change.Designed for permanent installation or hoisting up masts.Specifications Material Description UV and impact resistant plastic housing and lensMinimum Visible Distance 2 Nautical MileBulb 12V / 25W BAY15d includedInstallation Horizontal surface mountCable Entry Through base plate with rubber grommetDegree of Protection IP 55Approvals IMO Col Reg 72, USCG, ABYC A-16, Maritime NZ All Round White Light/Anchor Navigation Lamp- Incandescent 2nm Black Housing 12VBSH Manufactured by Hella Marine. Part Number 002984505