Same great vintage Wah tone at the Power Wah but is a Volume pedal when the Wah is bypassed. Two handy pedals functions for the price of one. Equipped with our custom HQ2 inductor, TrueTone Bypass & Wah level control. Powers from one 9V battery or optional Morley adapter. LED Indication, cold-rolled steel housing, quick clip battery door and two-year warranty. Features include: · Combination Vintage Wah and Optical Volume pedal · Wah equipped with our new HQ2 Inductor · Electro-optical Wah and Volume Circuitry (no pots to wear out!) · TrueTone Bypass ensures pure tone and maintains signal in Volume and Wah mode · Powers from one 9-volt battery or optional Morley 9V adapter · Wah Level Control, cold-rolled steel housing, LED indication, quick clip battery door and two-year warranty · Works with guitar, bass or keys