DC Power Adapter 5.5x2.1mm Female to Square Plug Computer Power Supply Adapter for lenovo ThinkPad Ultrabook X230S/S3/S5/X1/E431

DC Power Adapter 5.5x2.1mm Female to Square Plug Computer Power Supply Adapter for lenovo ThinkPad Ultrabook X230S/S3/S5/X1/E431

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