New Dell Battery Replacement Battery - 11.1V - 7800mAh/87Wh - 9 Cells Black Colour.Compatible Laptop Moatitude E6520, Inspiron 7720, Inspiron N4720, Inspiron N5420, Latitude E5520 BRC, Latitude E5520 N-Series, Vostro 3560, Latitude E5420 ATG, Latitu Product Number: CRT6P. M5Y0X, 05G67C, 2N6MY, 312-1165, 312-1310, 312-1439, 312-1441, 3VJJC, 451-11693, 451-11696, 451-11947, 4KFGD, 5DN1K, 8858X, 911MD, HCJWT, HTX4D, HWR7D, M1Y7N, P8TC7, PRRRF, PRV1Y, RU485, T54F3, T54FJ