The Q2500 is our most powerful strobe light with a candelas/second rating of 2500. These lights are excellent for advanced warning and for increased visibility in bad weather. This strobe light comes with a metallic aluminum base. The Q2500 has a 6'' tall fresnel lens with a clear dust cover. This beacon is permanently mounted with the included bolts, ready to be hardwired to a 12/24 V DC power source.