Features:High-quality distortion guitar effect pedal.4 functional knobs(VOL./GAIN/PRES/TONE) for adjusting the performance of the overdrive effect.True bypass footswitch for switching between distortion effect and bypass status.LED light for indicating effects or bypass status.Full metal shell and compact size, durable and portable.Specifications:Input: 1/4" monaural JackOutput: 1/4" monaural JackPower Supply: DC 9V AC adapter (center minus plug)(not included)Item Size: 9.3 * 3.8 * 3.2cm / 3.7 * 1.5 * 1.3inItem Weight: 155g / 5.5ozPackage Size: 11.5 * 6.5 * 6cm/ 4.5 * 2.6 * 2.4inPackage Weight: 185g / 6.5ozNote: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.Package List:1 * Effect Pedal