: Model Number: CRUNCH RED pedal distortion guitar effect. 4 function buttons (VOL/GAIN/PRESSURE/TONE) to adjust the performance of the overdrive effect. True bypass pedal effect to toggle between distortion and bypass status. Type:Effects LED to indicate status of effects or ignore. Full metal shell and compact size, and portable. Specifications: Input:1/4 inch Jack mono Output:1/4 inch Jack mono Power Source:DC 9 v AC adapter (negative center plug) (not included) Size of the article:9.3 * 3.8 * 3.2 cm/3.7 * 1.5 * 1.3in Item Weight:155g/5.5oz Package Size:11.5 * 6.5 * 6cm/4.5 * 2.6 * 2.4 inch Shipping Weight:185g/6.5oz 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. color:red material:metal Package contents: 1* Effect Pedal 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.