Features: Fuzz effect pedal with vintage, old school tone like the serious distortion, dirty, strong and creamy. 3 knobs control: VOLUME/ TONE/ GAINcustomized your own tone. True bypass footswitch for switching between fuzz and bypass status. With LED light for indicating effects or bypass status. Zinc alloy shell and compact size, durable and portable. Specifications: Input: 1/4 inch monaural Jack(impedance:2.2M ohm) Output: 1/4 inch monaural Jack (impedance:100K ohm) Power Supply: DC 9V AC adapter (center minus plug)(not included) Item Size: 9 * 4 * 3.5cm / 3.5 * 1.6 * 1.4in Item Weight: 220g / 7.8oz Package Weight: 300g / 10.6oz Package Size: 11 * 6.5 * 6.3cm / 4.3 * 2.6 * 2.5in Note: Power adapter is not included. Please use the power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly. Packing List: 1 * Effect Pedal