Feature:1. Effect Pedal: The guitar distortion effect pedal can offer you excellent dynamic response and clarity.2. True Bypass: When the distortion effect pedal is separated, the true bypass switch maintains pure signal flow and minimizes tonal loss to maintain tonal quality.3. Easy to Adjust: Enables accurate control on volume, voice, tone and gain, and the adjustment is easy.4. Metal Shell: Sturdy metal shell covered with brown paint will ensures secure protection for long use.5. For Outdoor: Small size with exquisite workmanship can save storage space, ideal for outdoor playing.Specification:Item Type: Guitar Effect PedalMaterial: MetalColour: BrownInput Impedance: 470 Ohms. Output Impedance: 1k Ohms. Product Power Supply: External 9V DC power adapter (not included in the product). Length: Approx. 94mm / 3.7inWidth: Approx. 42mm / 1.65in.Package List:1 x Guitar Effect Pedal1 x User Manual1 x Hook and Loop Fastener1 x StickerNote:Note that the positive and negative poles of the power supply should be the same as the positive and negative poles of the effect pedal.