Navilight All-White 5 Mode 360° 2NM with RAILBLAZA BaseThe Navilight All-Around white RB 2NM - US Coast Guard approved for 2 nautical miles is the most versatile light of Navisafes range of battery operated portable navigation lights and includes a 360° All-round light, 225° Masthead light, 135° Sternlight, Flashing light, Anchoring light and a Cabin light. It is battery operated, uses super bright LED light, is water proof, floats and is fully compatible with the RAILBLAZA StarPort Mounting system. RAILBLAZA is a New Zealand based supplier of one of the most versatile and EASY-TO-USE Mounting systems for boats, ATVs, RVs or trailer. The base of the Navi light has the form of a star and will fit directly in many Anchor Winches and Winches as well as to specially designed mountings, such as the Navisafe RAILBLAZA Sideport, the Navisafe RAILBLAZA Starport and the Navisafe RAILBLAZA RailMount.Examples of Usage:*Based on the Convention on the International Regulations for Preventing Collisions at Sea, commonly called 72 COLREGs.On a power driven vessel underway of 12M or more in length but less than 50M in length:SternlightAll-round white lightOn a power driven vessel underway of less than 12M in length:Masthead lightSternlightAll-round white lightOn a power driven vessel underway of less than 7M in length whose maximum speed does not exeed 7 knots:All-round white lightRowing / Paddle vessels:All-round white lightAnchored vessels and vessels aground:Anchor lights must always be shown from sunset to sunrise.All-round white light