Amazon.com: WUKUR Replacement for 9V Guitar Pedal Power Supply UL Tested 9 Volt Power Supply for Guitar Pedals,1A Tip Negative with 5 Way Daisy Chain Power Cable : Musical Instruments
9V Battery Clip Connector Converter Center Negative Power Supply Cable for Guitar Effect Pedal
Voodoo Lab Battery Snap to 2.1mm Pedal Power Cable - 18" Str-9v Snap | Sweetwater