Per HP Elitebook 840, 750, 740 batteria di ricambio CM03XL 717376-001 50wh
CM03XL CM03 CM03050XL. For HP EliteBook 740 Series, For HP EliteBook 740 G1 Series ,For HP EliteBook 740 G2 Series. For HP EliteBook 745 Series ,For HP EliteBook 745 G1 Series, For HP EliteBook 745 G2 Series.