Power Supply Adapter Transformer DC12V 3V 6V 19V 20V 1A 0.5A For LED Strip RC434
(Factory Direct Sale: LED Bulb Light, LED Spotlight, LED Strip Light, LED String Light, LED Ceiling Light, LED Flood Light etc. 7)Out put Adaptor : 5.5mm x 2.1mm. 2)Strong built for heavy duty and long usage performance.