CWK&reg; New Replacement Laptop Notebook Battery for Dell Latitude E6400 E6500 W1193 Precision M2400 PT434 PT435 PT436 PT437 KY265 0H1391 312-0215 312-0753 RG049 0TX283 U844G Dell Latitude E6400 Dell C719R H1391 P018K 4M529 WG351 Dell Precision M2400 M4400 M6400 Dell KY477 KY268 MN632 MP303 MP307 NM631 W1193 U844G Latitude E6400 Dell PT434 PT435 PT436 PT437 Latitude E6400 E6500 E6410 E6510 FU571 C719R 451-10584 TX283 NM631 PP27LA H1391 Dell Latitude E6400 Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 11.1 Volt (10.8 Volt compatible) Capacity: 5200mAh (Better than 4400mAh) 90 Day Money Back. Buy with confidence!