This bulb is in alot of the new scooters offered today. The bulb is large round bulb like a house hold bulb, scooters using this one are Stradas Ventos Keeways, Avantis and many more.
50cc/150cc Scooter Headlight Bulb 12V 35/35
If you do not have the three prog headlight get this one. There alot of models using this bulb in 2008
These are found in several Strada scooter models as in the Strada 150cc Chrome Edition plus RX8 and RX8i and 150i