https://alexnld.com/product/5-5-x-2-1mm-female-to-2x-male-dc-power-cable-connector-with-switch-for-led-strip-length-30cm-4/?hilite="5.5 x 2.1mm 1 to 2 Female to Male Plug DC Power Splitter Adapter Power Cable, Cable Length: 30cm (Black)"