Shanester
Super Freak
You won't know and you won't be able to answer those questions without testing.
Someone else can point it out or dig to find anything, but the only reports of lighting issues I recall at the moment were dead batteries and not knowing where the capacitive touch switch were.
I agree. I have a Koto piece that drains new batteries even when off. It can be a craps shoot when dealing with cheap button cells.