1、The effect pedal has 7 different modulation effects, producing various special sound effects. 2、Produce multiple excellent sound effects in one pedal, while still having the ability to customize effects. 3、The volume and delay time can be adjusted, and the clarity of the imitated sound can be adjusted to achieve the desired sound quality effect. 4、The pedal is small in size, easy to carry, and can save space when installed on the guitar. 5、The aluminum alloy shell is sturdy and durable to avoid impact or wear caused by improper use. 1 x Guitar Effect Pedal1 x Effect Pad1 x English User Manual Item Type: Effect PedalMaterial: Aluminum alloy shellPower: 9V DC center negativeCurrent Consumption: 135mASize: Approx. 11.2 x 6.4 x 3.4cm / 4.4 x 2.5 x 1.3in