Features:High gain distortion, low power consumption.True bypass design, minimize tone loss and get more control of your pedal.3 adjustable knobs: Gain, Tone, LevelAluminum alloy housing, sturdy and durable.Durable jacks and foot switch.Designed with on / off LED, instructs effects status.Powered by a 9V AC power adapter or 9V battery(neither included). Discounted at only: US$ 20.54