Polarity Reversed 5.5 x 2.5mm DC Power Connector

It is used to change polarity  for a 5.5mm x 2.5mm  connector

It changes  output polarity on the connector: If original polarity is Positive ( Inside "+", Outside "-"), then the new output polarity will be Negative (Inside "-", Outside "+"). If original polarity is Negative (Inside "-", Outside "+"), then the new polarity will be Positive ( Inside "+", Outside "-").
Specifications: