Pelikan SE (2010) M205 Fountain Pen - DUO Highlighter, Yellow, Chrome Trim.
Pelikan M205 Special Edition. They called it "DUO" because it could be used as a fountain pen or a highlighter, depending on which ink you fill it with.
A bottle of M205 Duo "Highlighter ink" is included if you want to get a BB nib to use as a Highlighter
Nib: Fine steel (fills with regular fountain pen ink))
Filling system: Piston
Condition: Pre-owned, No box, no paperwork. Writing test, filled & *cleaned ( there is still a little ink in the barrel that i can not get at to flush it out