Laptop Battery For Dell Latitude E5400 E5500 E5410 E5510 P/N's: KM668 KM742 KM752 KM760 KM970 Brand New - 6 cell,11.1V 5200mAh Black Battery. 100% new replacement item, fast shipping from US, 1 Year Warranty, 30 days money back guarantee! Any problem, please contact us directly. Note:As this replacement battery can fit many models and part numbers,the factory can not mark all the compatible part numbers on it,please understand.If you have any problems,pls contact us by the message, we will help you to deal with it timely.