Morley George Lynch Dragon 2 Wah Pedal w/ Power Supply Cold rolled steel housing, led indication, easy access battery compartment and two year warranty Loudness control for both wah modes New wah lock switch to electronically lock wah into wah mode. Notch knob determines frequency of locked wah. Switchless and electro-optical (no pots to wear out or get scratch) True-Tone bypass buffer circuit ensures pure tone and maintains signal in bypass and all wah modes