The Dunlop Crybaby is the original, the one that created some of rock's most timeless sounds. When people talk about wah pedals, they're talking about Crybaby. Guests by Jimi Hendrix, Eric Clapton, Buddy Guy, David Gilmour and many other big names. Features: Heavy die-cast construction for years of reliability, Hot Potz 100k ohm potentiometer that allows for a fast, sharp wah sound. Powered by Dunlop ECB-03 AC adapter and/or 9 volt battery. The Crybaby has been a standard in the music world since its introduction in the late 1960s. Its sturdy construction and efficient design will provide years of exceptional performance.