... &RoHS&MSDS 2.factory direct sale 3.one year warranty Replacement laptop battery for HP 4320 CQ321/CQ325/CQ326/4321Product detail ... ,4326s,4420s,4421,4421s,4425sP,4520,4520s,4525S,4720s SeriesCompatible part number :For HPHSTNN-CB1A,HSTNN-IB1A,HSTNN-LB1A, HSTNN-UB1A ... pleased to help you find the most compatible one!Introductions1) Replacement batteries are made of Chinese cells, also can use HYB ...