US Compass New 9 Cells High capacity Replacement Laptop battery for Dell Latitude E6420 E6430 E6520 E6530 E5420, fits: 04NW9 312-1310 312-1311 451-11947 4YRJH 8858X [Li- ion 11.1V 97wh] Type Li-ion Cells QTY 9 Cells QTY 9 Voltage(V) 11.1V Capacity 97Wh Using highest quality materials This product is CE & RoHS certified, so BUY WITH CONFIDENCE