The Jimi Hendrix Cry Baby Wah reproduces Jimi's unmistakable and legendary wah tone as heard on classics such as "Voodoo Child (Slight Return). This pedal can be powered by a 9-volt battery, a Dunlop ECB003 9-volt adapter, or the DC Brick™, Iso-Brick™, and Mini Iso-Brick™ power supplies (not included).