AC/DC 9V 1A Switching Power Supply adapter Reverse Polarity Negative Inside UK

Output : DC 9V 1A / 1000mA 9W. the adapters Connector inside negative (-) outside positive (+) Reverse Polarity. ( 3V / 4.5V / 5V / 6V / 7.5V/ 9V/ 12V/ 15V/ 18V / 19V / 24V/ 48V or Other models ). Out put adaptor jack size : 5.5 mm x 2.1mm - 2.5mm.

eBay