OMNIHIL DC Barrel Plug Splitter 2.1mm x 5.5mm, 1 Male Plug to 2 Female Jack 1-to-2 2.1mm x 5.5mm Jack Splitter 2 Female Jack - 2.1mm ID x 5.5mm OD Male Plugs - 2.1mm ID x 5.5mm OD Max 2 Amps (ID - refer to inside diameter; OD - refer to outside diameter) FREE SHIPPING BOTH WAYS / 2 YEAR FREE REPLACEMENT WARRANTY