The Dell 451-BCVH is an internal laptop battery that provides power from inside the computer. The listing gives G91J0 as its primary part number, identifying the reference associated with this variant.
It uses Li-polymer technology and has three cells. The stated energy capacity is 41 Wh, with a charge capacity of 3640 mAh and an output voltage of 11.25 V. These specifications describe the 451-BCVH variant.
Intended for installation inside a laptop, it serves as the computer’s power source.