Navlight 360Adeg 2NM w/Navibolt Base & Rail Mount - BlackPortable 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 Miles 5 Modes: 360Adeg Float light facing up Submersible to 20M /66&'; Corrosion resistant Powered by three AAA batteries (not included) Modes: 16 White LED 360Adeg Constant lights / 13 - 15hrs 16 White LED 360Adeg Flashing lights / 80 - 85hrs 10 White LED 225Adeg Forward lights / 22 - 24hrs 6 White LED 135Adeg Backward lights / 30 -32hrs 4 White LED 360Adeg Dim function / 70 - 72hrs Navimount RAIL Mount - Black The 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 / 960 Navilight models 041 and 341 do not require additional converters and can be mounted directly WARNING: 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. For more information go to P65Warnings.ca.gov. Specifications: Lens Color: White Visible Range (Miles): 2nm Housing: Black Voltage - Input Range (Volts): 3 AAA Batteries (Not Included) LED: Yes Box Dimensions: 3"H x 3"W x 4"L WT: 0.6 lbs