Moto Nostra Vespa PX/PE LED Headlight ConversionMoto Nostra Vespa PX PE LED Headlight Conversion Moto Nostra LED headlight with E mark (homologated for use on public roads) and very bright high low beam. With a diameter of 143mm it perfectly fits the handlebar head of the Vespa PX and Cosa models. The Headlight uses a DC Power Source, which can be connected to a Direct Current wire (powered by the battery). You can find all the correct wires on the and wiring diagram specific for the Vespa PX