I just bought fairly well used an ibanez fl9 flanger which i got for £20

im wondering wheather i should sell it on ebay, would i get a decent amount for it?
i just got it last weekend , dont use it a great deal, really just bought it because it was a steal
another update here

just found the serial number on it

is there anywhere i can find out its history

its 230700 by the way
thanks man

i also have a boss ce-3 think its 80's as well

is there anywhere i cand find out information on this, as i cant find the serial number on it