Replacement notebook battery (6-cells) for dell latitude e5220 e5420 e5420m e5430 e5520 e5520m e6420 e6420n e6430 e6520 e6520n e6530; replaces 312-1324 312-1163t54fj dht0w; specs lithium ion 6-cells 10.8v 5600mah 61whr