Effect: Classic fuzz effect, plump and , providing you with a sound from distortion to fuzz.Volume Knob: Control the sound volume with Fuzz effect. /Tone Knob: Adjust the depth of Fuzz tone. /Sustain Knob: Adjust the degree of Fuzz sound.Meterial: Made of high quality Aluminium alloy, durable and strong. Classic mini size can save a lot of space on pedal board.True Bypass: LED indicator shows the working state. True Byapass switch lets your instrument signal pass through a non-electronic bypass when the effect is disengaged.Note: Please note this pedal cannot powered by batteries. Need a DC 9V supply with negative in the center to up.Colour:silverMaterial: alloyPackage Contents:1 x Guitar Effect Pedal1 x English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.