11 Types Modulation Effects:, , Tremolo, Phaser, Vibrato, , Liquid, Auto Wah, Stutter, Ring, Low Bit. True Bypass Switch Small and Compact Design Durable Metal Shell Support 9V 300mA center negative power supply(the package doesn't included it ). Please use power supply with 9V and at least 210mA current value for the unit. Incorrect power supply may cause short-circuit and damage. Type: Effects Model Number: FC05 color:As shown Material:aluminium alloy Package Contents: 1 x Guitar 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.