DC Polarity Changer Power Adapter Male 2.5mm Center Positive to Center Negative
DC Polarity Changer Power Adapter Male 2.5mm Center Positive to Center Negative, DC Polarity Changer Power Adapter Male 2.5mm Center Positive to Center NegativeThis device reverses the polarity of a 2.5mm male power plug.Features: ID: 2.5 mm OD: 5.5 mm Changes polarity from center positive to center negative or vice versa.