Replacement LiPoly notebook battery for DELL Latitude E5470 E5570 series; replaces 451-BBTW 6MT4T 451-BBUN 451-BBTX 451-BBUP 451-BBUQ 0C1P4 535NC FN7FY JCDHY NR1DY 7V69Y HK6DV TXF9M; Specs Lithium Polymer 4-cells 7.6V 8100mAh 62Wh 451-BBUN