UK 15V 1A 1000mA Switching Power Supply adapter AC 100V-240V DC 1Amp 3.5mm *1.35

Output : DC 15V 1000mA / 1A. ( 3V / 4.5V / 5V / 6V / 7.5V/ 9V/ 12V/ 15V/ 18V / 19V / 24V/ 48V or Other models ). Out put adaptor jack size : DC plug 3.5 mm x 1.35mm.

eBay