Item Type: Distortion Pedal Material: Metal Colour: Red Input Impedance: 470 Kilohms Output Impedance: 10 Kilohms Applicable Power Supply: External 9V AC Power Adapter (Not Included) Size: Height: Approx. 53mm / 2.09in Length: Approx. 94mm / 3.70in Width: Approx. 51mm / 2.01in Package List 1 x Effector 1 x User Manual 1 x Sponge 1 x Hook and Loop Fastener The 9 volt adapter that converts AC to stable DC requires an external positive and internal negative type. 1Well Made: High gain distortion effector, well made, compact and durable and light in weight. 2Tones Knob: The tones knob meets the adaptation of the effector to different amplifiers, and provides you with the reproduction of heavy metal distortion sound. 3Noise Free Switch Pedal: This is a distortion effect device with hardware noise free switch pedal, which is stable and firm. 4Application: This mini distortion effector is very suitable for hair metal, gorgeous metal and popular metal. 5High Distortion: The distortion effector has high metal distortion, stable performance, and strong dynamic performance.