Panda Sisley headlight washer

Hi everyone, I bought from a Panda Sisley a headlight washer kit.
My big question: how is it functionning? does it work with the "parabrezza" washer switch ? Or there is a specific switch?
Thanks.

My big question: how is it functionning? does it work with the "parabrezza" washer switch ? Or there is a specific switch?
Thanks.
