55Wh Original Laptop Battery with increased capacity for DELL Dell Studio 15, 1535, 1536, 1537, 1555, 1557 replaces: Dell 312-0701, 312-0702, KM904, KM905, KM958 KM965, MT264, MT276, WU946, WU960, WU965, PW773 and identical
Is as I expected an original Dell battery, at a great price. The item was dispatched within 2 days after ordering, invites as it should. I have put forward any complaint;)