Navlight 360° 2NM w/Navibolt Base & Rail Mount - WhitePortable All-round white Navilight with Navibolt base, compatible with Navisafe Navimount system. This is an extremely durable and strong solution. It is a very low and tight mounting solution together with any of the Navimount.Technical Specifications:USCG Approval, 2 Nautical Miles5 Modes: 360°Float light facing upSubmersible to 20M /66Corrosion resistantPowered by three AAA batteries (not included)Modes:16 White LED 360° Constant lights / 13 - 15hrs16 White LED 360° Flashing lights / 80 - 85hrs10 White LED 225° Forward lights / 22 - 24hrs6 White LED 135° Backward lights / 30 -32hrs4 White LED 360° Dim function / 70 - 72hrsNavimount RAIL Mount - WhiteThe Navimount RAIL mount is designed to attach the Navilights with Magnetic base, Navimount base or Suction base onto any 25 or 35mm / 1" or 1-1/4" rail.Navilight models 001, 010, 040, 305, 340 require in addition the Navisafe converter Navimount / 960Navilight models 041 and 341 do not require additional converters and can be mounted directlyWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm.