There are 2 buttons above closestool also is to have cultured, as a kind of very common object in the life, what must say is, what we do not understand those who install 2 pushbutton too really is true press a standard, among this if it were not for I am old father says, I also do not know here face knowledge is not little oh, install 2 pushbutton what to is paid attention to, look along with me.
Under general and normal circumstance, conveniently presses me, won't exquisite say to want that to press that, my father says a fact is not so of appearance, you see this one big one small pushbutton design, it is distinguishing actually, the change of the amount that represents water how many; Little button is section water, big pushbutton is water is much. That is not to comparative for, pee when by small OK, big is the problem that solves a sousaphone. This both correlation also is not little, part the circumstance is used, the biggest gain is, OK and managing with water, won't so expend water. Those who pass this one time discuss know why to can have 2 button eventually. Spoken parts in an opera is convenient people cent circumstance is managing with water, this is cause.