The Space Spiral is a dark and dreamy modulated delay. Controls: Time: Delay time goes from 30ms to 600ms; Clockwise for long and counterclockwise for short, Repeats: Controls the regeneration of the delay signal, Mix: Blends the delay signal in with the dry; Clockwise for more and counterclockwise for less, Depth: Controls the desired amount of modulation; Clockwise for more and counterclockwise for less, Shape: Morphs the wave shape from a soothing triangle shape to a choppy square shape as you turn clockwise, Rate: Controls the speed of the modulation; Clockwise for fast and counterclockwise for short. This device features Flexi-Switch™ Technology! This relay-based, true bypass switching style allows you to simultaneously use momentary and latching style switching. Measures: 4.75″ x 2.50″ x. 2.25″ with knobs. The Space Spiral should be powered by a standard 9-volt DC power supply with a 2.1mm negative center barrel. Each and every Space Spiral is built by the hands in Akron, Ohio.