Navilight Tricolor 2NM with Navimount BaseNavimount Base Lights will work with Railblaza mounting systems, when used with the Railblaza 932 converter. Navimount Base lights include a U-Bracket and Navibolt-bracket.Features: Tricolor Masthead light 135Adeg white, 112.5Adeg red, 112.5Adeg green with 12 hour burn time BiColor side light with 20 hour burn time Red side light with 38 hour burn time Green side light with 38 hour burn time White Sternlight with 32 hour burn time Specifications: Visible Range (Miles): 2nm Housing: Black Lens Color: White/Red/Green LED: Yes Voltage - Input Range (Volts): 3 AAA Batteries (Not Included) Box Dimensions: 3"H x 4"W x 5"L WT: 0.3 lbs UPC: 814154018664