Replacement Laptop Battery for Dell Precision M90, 7800mAh 9 Cell Li-ion Non-OEM Battery 11.1V 7800mAh Compatible with 310-6321, 310-6322, 312-0349, 312-0350, 312-0425, 312-0339, 312-0340, 312-0348, G5260, G5266, C5447, C5974, F5635, U4873, D5318 high performance replacement batteries for your laptop. Battery is 100% compatible with your laptop. The battery is designed to meet or exceed the original battery of your laptop.