Its a ketchup tap for when you have a hotdog at the front of your car.
Poor bastid, he wasn't to know, hence the question.
TBH, I don't think they are there to be effective, they are simply there to abide by the law that car's with Xenon headlamps must have the washers in order that particles of dirt don't refract the light and dazzle oncoming road users.
ffs will someone actually answer the guy...
its a headlight washer
lol
head light washer
fuk another sharp 1 here^