Brake light and tail light with a 9V battery

[Mr. Pink]

Stingrays had a dynamo front/rear light that was a friction generator and didn’t need a battery.

Those were the days.

I can remember intentionally burning out a few bulbs doin' some high speed, downhill ridin'.

 

[markus]

Stingrays had a dynamo front/rear light that was a friction generator and didn’t need a battery. View attachment 304364

some mini bikes came with them as well, My micro power did with.......dual headlights to boot!

 

[Christin83]

Stingrays had a dynamo front/rear light that was a friction generator and didn’t need a battery. View attachment 304364

Was going to order in for my lil Indian the other day but didn’t know if it would wor with mini bike tires