ITEM NAME:Rowin Lef-612 Flanger Pedal Mini Guitar Effect Pedal Classical Analog Rolli N3C9 Rowin Lef-612 Flanger Pedal Mini Guitar Effect Pedal Classical Analog Rolli N3C9 Exquisite workmanship, mini and portable. Classical Analog rolling effect, gentle and flat variation, special vibration rumbling noise effect. Whole Aluminium alloy chassis, stable and strong. True bypass provides transparent tone. LED indicator shows the working state. Rubber pads on the backside is anti-skid, which enhances the stability and avoids friction between the effect pedal and the ground. Brand: Rowin Model: LEF-612 Color: brown Main Material: Aluminium alloy Input Impedance: 1M Ohms Output Impedance: 520 Ohms Working Current: 13mA Power Supply: 9V AC Adapter (Positive Tip) Item Size: 9.5 * 4.5 * 4.8cm / 3.7 * 1.8 * 1.9in(D * W * H) Item Weight: 155g / 5.5oz Note: Please use the 9V power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly. Package List: 1 * Guitar Effect Pedal 1 * User Manual(English)