*****COMES WITH NO ADAPTER!!!!****

The Worm is an all-analog multi-effects processor featuring Tremolo, Vibrato, and the never-before-heard Modulated Wah Phaser. At the heart of The Worm is a specially designed tone-bending engine which creates groundbreaking oscillatory effects.

These units (how they were made) are considered noisy with some audible background white noise, may not make the best recording/studio piece based on your preferences.  Considering how much this unit can do I am not surprised, but you may want to pass if you're someone that does not utilize noise gates and are picky about pedal noise.

Modulation madness! All-analog multi-effects processor featuring Phaser, Tremolo, Vibrato, and a Neo-modulated Wah. At the heart of The Worm is a specially designed tone-bending engine that creates groundbreaking oscillatory effects.
True bypass
Mode selectable analog modulation effects: wah, phaser, vibrato, tremolo
Manual mode removes the modulation so the effects can be swept by hand
Optional expression pedal sweep capability
Tough and compact die-cast chassis

24 volt DC (inner positive) / 100mA external power adapter. Using the wrong adapter can cause serious bodily injury and may damage your unit