... street light with sox ballast 3.sox solar street light 4.CE Electronic ballast(for solar application), 18w, 26w, 35w, 36w, 55wmax distance to lamp ... PElectrical data and electrical installation: Model no:Lamp powervoltageVoltage rangecurrentdimensionBS1218W18WDC12V10-14V1.50190x86x56mmBS1226W26WDC12V10-14V2.17190x86x56mmBS1235W35WDC12V10-14V2. ... 18w, DC12V,sox solar street light