1Come with 10 minutes of cycle time, and there is no limit on dubbing, very convenient 2After inserting and connecting the pedal, press the foot switch once to start the recording cycle (the LED indicator should turn red). Press again to replay the loop (the LED should be blue at this time). You can press the foot switch again to enter the red mode to record another level of the loop, and enter the blue mode again to mark the end of the loop. You can add layers to the track as many times as you want 3Come with LED indicator, when the blue LED is on, step on the foot switch to clear the previous recording. When the blue indicator light shows, please press the foot switch twice to pause playback, and then play again 4This loop effect device is small in size, light in weight, easy to carry, suitable for external performances 5Adopt aluminum alloy shel with higher strength, specific strength is close to high alloy steel, specific stiffness exceeds steel, possess good corrosion resistance, so the material of this product is very good Item Type:ElectricGuitarLooperPedal Material: Aluminum alloy shell Power Requirements: 9V DC center negative Current Consumption: 30mA Product Size: Approx. 11.2 x 6.4 x 3.4cm / 4.4 x 2.5 x 1.3in 1 xElectricGuitarLooperPedal 1 x ElectricGuitarLooperPedal Footpad 1 x User Manual Customers need to purchase an external power supply by yourself to be powered on