Fangrui Product Details Distortion Guitar Effect Pedal With True Bypass Switch. Mini Size, Zinc-aluminium Alloy Body. Supports Classic Rat Distortion And T-turbo Rat Distortion. With Tone(filter), Gain(dist) And Volume Adjusting Knobs. Analog Signal Path, On/ Off Led Indicator Light. Specifications: Color: Black Material: Zinc-aluminum Alloy Signal Input: 1/4 Inch Monaural Jack Signal Output: 1/4 Inch Monaural Jack Power Supply: Dc 9v Item Size: 3.5 * 9 * 3cm / 1.4 * 3.5 * 1.2 Inch Item Weight: 147g / 5.2oz Package List: 1 * Guitar Effect Pedal Note: The Power Adapter Is Not Included. Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.