Strymon Zuma 9-Output Effects Pedal Power SupplyStrymon Zuma is the quietest and most powerful pedal power supply of its kind, capable of powering a huge number of guitar pedals silently and reliably with a staggering 500mA of current available at each output. With nine high current, individually isolated, ultra low noise outputs each with its own dedicated regulator and custom transformer Zuma is the most advanced isolated pedal power supply available today.