Power confirmed. I bought this, but it didn't fit my size, so I'm selling it. Thank you. Brand: Strymon Style: Compact Color: Blue Item Weight: 1.14 kilograms Voltage: 9 volts Amperage: 5E+2 milliamps Ultra-Quiet and Powerful: Zuma is the pinnacle of pedal power, offering quiet operation and immense power. With 500mA available on each output, this guitar pedal power supply is sure to power a wide range of guitar pedals, ensuring optimal performance and eliminating noise issues. 9 High-Current Isolated Outputs: Zuma features 9 high-current, individually isolated outputs. Each 9V output provides 500mA of current, and two outputs feature selectable output voltages of 9V, 12V, and 18V, providing ultimate versatility. Dual Isolation: Zuma's all-analog circuitry provides two stages of isolation, eliminating ground loops and AC line noise, preserving the performance of your pedals. Your pedals will sound the way they should. Universal Power Compatibility: The Zuma power supply for guitar pedals features automatic international power compatibility, providing clean and reliable power to your pedals worldwide. You can play with confidence on any stage around the world. Expandable Pedal Power: Zuma is part of an expandable system, allowing you to add more outputs by connecting additional units via the 24V expansion bus. Easily expand your rig and power more pedals without hassle.