Overdrive, but with moarrrrr. Do you even turbo, sister?

Model: Boss OD-2 Turbo Overdrive
Made in: Taiwan, May 1989 (serial AA24189)
Type: overdrive
Power: Boss ACA 12v adaptor (not inc) or daisy-chained off another boss, or 9v battery
Equivalent new street price (approx): n/a
Mods: none
Accessories: no box or manual
Condition notes: used, few minor marks, fully functional. Overall: very good condition,