How do you like your pedals? If you like them impractically large, Russian, simple as a glass of milk and abominably awesome, then we've got a treat for you right here. This sounds terrific. You don't need any more knobs etc; just hit the switch and lose your grip on reality. 

Model: Electro-Harmonix Russian Small Stone v3
Made: Russia, Sovtek built 1990s era
Type: phaser
Power: 9v supply (mini-jack adaptor req.) or battery, draw 12mA approx
Switching: buffered bypass
Equivalent new street price (approx): n/a
Mods: none
Accessories: no box or manual
Condition notes: used, no major marks, very good condition