Feature: 1. Durable And Exquisite: Distortion effects pedal is made of all metal material, durable and exquisite in appearance 2. 3 Control Buttons: Electric guitar distortion pedal come with 3 control buttons, accurate and sensitive to adjust 3. Foot Switch And Real Bypass Lever Design: Come with foot switch and real bypass lever design, can avoid pressing the operating button 4. Excellent Performance: Input impedance is 470k Ohms, output impedance for 1k Ohms, effect pedal come with excellent performance 5. Sturdy And Durable: True bypass effect pedal adopt excellent metal material, easy to conduct electricity, shiny, sturdy and durable Specification: Item Type: Distortion Effects Pedal Material: Metal Color: Purple Input Impedance: 470k Ohms Output Impedance: 1k Ohms Product Applicable Power Supply: 9V DC power adapter, internal negative and external positive(not included) Size(LxWxH): Approx. 94 x 42 x 48mm / 3.7 x 1.65 x 1.89in. Package List: 1 x Effector1 x User Manual1 x Hook and Loop Fastener1 x Sticker Note: Note that the positive and negative poles of the power supply should be the same as the positive and negative poles of the effector.