<http://schema.org/description>
"For pedals with higher power requirements, use this current doubling adapter with a 2.1mm jack to combine two Pedal Power outputs. (Frequently used to combine outputs 5 &amp; 6 on a Pedal Power 2+ to create a single 9V 500mA output.) This adapter will accept any cable with a 2.1mm plug.\r\n\r\nPower Supply Connector:\t2.1mm Straight Barrel Plug (2)\r\nPedal Connector:\tJack for 2.1mm Plug\r\nPolarity:\tStandard (Center Negative)\r\nLength:\t4 in / 10 cm"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.hotroxuk.com/voodoo-lab-ppap-parallel-adapter-for-pedal-power.html>