1、With the delay effect pedal, you can easily and quickly dial in some large delay sounds right out of the box. It's an incredibly natural sound that makes the sound of the guitar shine 2、The delay time is 600 milliseconds. When used in combination with Repeat, it can produce hitting effects or standard delays 3、Adopts 9v battery or power supply, is a True Bypass design, and uses aluminum alloy shell like most pedals 4、Built-in sturdy metal housing with sturdy knobs and blue LED, very beautiful and durable 5、"LEVEL" knob set the level of the delayed signal, which is mixed with the direct sound of the guitar. "DELAY" knob control the delay time between 25ms and 600ms. "REPEAT" knob control the repetition of the delayed signal 1 x Delay Effect Pedal1 x Battery Cable1 x Delay Effect Pedal Footpad Item Type: Delay Effect PedalMaterial: Aluminum alloy shellPower Requirements: 9V DC center negative(not include)Current Consumption: 30mAProduct Size: Approx. 11.2 x 6.4 x 3.4cm / 4.4 x 2.5 x 1.3in