The Lenovo 5A10J75114 is a 65 W AC adapter that provides external power for compatible Lenovo notebook computers. It is associated with part number 01FR039.
Its black housing and 3-pin rectangular Slim Tip connector identify the plug type when checking whether it matches your laptop.
Listed compatible families include Lenovo V310, V110, V510, V720, V330 and V130. The listed V310 models are V310-14ISK, V310-15ISK, V310-14IKB and V310-15IKB.