[Bright Lights] Stern lights for boats are equipped with 33 pieces, 2 NM visibility lights bright enough to be seen from the other boats. [Easy Installation] Boat stern light has 2 wires connection. Fixing light and base on boat [Completely Legal ]Boat rear light pole was internationally approved for USCG 2 NM ,ABYC Standard A-16 [Perfectly Replacement ] Replace lights and fit completely, Just make sure your boat has these type of lights to begin with Mount: 2 Pin female connection Colour:Black+Silver Material:Stainless Steel+Plastic Size:24 inch Package Contents: 1x Stern Light Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.