If you've got limited space on your board and in your brain, this is a winner. There's a couple of wah/vol combos around, but this one has the advantage of the switch being easy to hit with your foot. Also: sounds great!

Model: Morley Mini Wah Volume Pedal
Made: USA, recent model
Type: wah/volume (switchable)
Power: standard 9v supply or battery
Switching: buffered bypass
Equivalent new street price (approx): $199aud
Mods: none
Accessories: original box and manual
Condition notes: used, no major marks, very good condition