That's no moon! It's a Big Muff, Tube Screamer and RAT all in one giant enclosure running parallel, ready to destroy the galaxy!
Large and in charge 7.38" x 4.70" x 1.30" sized enclosure, buffered bypass switching, common 9vdc "CENTER NEGATIVE" 2.1mm BOSS style power input only. Current draw 17mA. Power supply not included.