1Product Material: Made of selected 316 stainless steel + aluminum rod + PC material, the protection level is IP66, durable and long lastng uses. 2White Light and 2NM Viewing Distance:Uisng LED bulb, white light color temperature, and the maximum viewing distance of 2 nautical miles. 3Start Mode and Temperature: Using external power control, easy to installand assemble. Storage and working temperature is 20+45. 4Applicable Hull Range: LED boat navigation light, the applicable hull range is 12m/39.4ft below, which can meet the needs of most individual hulls. 5Easy To Mount: Boat navigation light is widely used in s, yachts, etc. It comes with cables under the base and some mounting screws. Item Type:LED Boat Navigation Light Material: Base 316 Stainless Steel + Aluminum Rod + PC Color Temperature: White Light Rated Power: 5W Irradiation Angle: 360 Lighting Type: Always On Maximum Visible Distance: > 2NM (2 Nautical Miles) Applicable Hull Range: 12m/39.4ft Below Voltage: DC 12V-24V Start Mode: External Power Control Light Source: LED Storage and Working Temperature: -20 - +45 Installation Method: Screw Installation Protection Class: IP66 Length: Approx. 31cm / 12in 1 x Navigation Light 2 x Screw