CP-33 Looper recording pedal :The pedal has a cycle time of 10 minutes, and there are no restrictions on dubbing. After inserting and connecting the pedal, press the foot switch once to start the recording cycle (the LED indicator should turn red). Press again to the loop (the LED should be blue at this time). Then, you can press the foot switch again to enter the red mode to record another layer of the loop, and enter the blue mode again to mark of the loop. You can add layers to the track as many times as you want. When the blue LED is on, press and hold the foot switch to clear the previous recording. When the blue indicator light shows, press the foot switch twice to pause playback, and then play again. Easy-to-use recording pedal.Unlimited recording. Undo/Redo function. High-quality recording and playback Power requirements: 9V DC center negative pole ( or battery-not included) Current consumption: 135mA size:11.2x6.4x3.4cm Material:Aluminum alloy colour:White+blue Package Contents: 1 x guitar pedal accessories Only the above package content, other products are not included. Note: Light 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.