Perko Tri-Color MastLight, Part No. 12121201DP

Has a red and green bi-color light in the forward compartment (visibility: 1 mile) and a white stern light in the aft compartment (visibility: 2 miles). Has a black plastic top and base. INCLUDES two 12-Volt,  10-Watt bulbs. Mounts with No. 8 screws,  NOT included. Has 3 wire leads: 1 positive for forward compartment, 1 positive for aft compartment ,1 common ground lead.