3-cel3-cell 57Wh li-ion

Dell 451-BDBU 3-cell 57 Wh Li-ion battery is a rechargeable notebook battery for compatible Dell Latitude systems. Its 57 Wh energy capacity supports mobile use when a compatible system is away from mains power.

The battery uses lithium-ion chemistry and has 3 cells. The listing names Latitude 7340, Latitude 7340 2-in-1, Latitude 7440, Latitude 7440 2-in-1, Latitude 7450, Latitude 7450 2-in-1, Latitude 7640, and Latitude 7640 2-in-1 as compatible systems.