Its expensive and runs on a battery, but what a sound! Its a classic pedal with an improved pot, it gives a good tonal range and the pedal distance of toe to heel is very good. This Vox Wah V846HW tone is different to the modern digital Wah tone of other Wah pedals - a modern tone is great too, it just depends what sort of tone you are after. The sound is of this Wah pedal is 'analogue' - a rich and vocal sound with enough top to work well through the Wah filter range.
Active pickups on guitars use batteries - why? Its because that a battery is able to give a pure signal with no noise, this makes sure the pedal gives the best sound that it is designed to give.
When you look inside this pedal, to fit the battery, its a piece of art, hand wired - sheer electronic beauty.
When you have this pedal you feel part of something great and classic, the sound is great and classic.