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Laptop battery Dell 42Wh 3-cell Lithium Ion JCFJJ — 42 Wh capacity, 3-cell, compatible with select Dell notebooks
Summary description:
Rechargeable laptop battery for Dell devices, model JCFJJ, rated at 42 Wh with a 3‑cell lithium‑ion configuration. Designed to replace or extend runtime in compatible Dell notebooks. Provides portable power for everyday tasks such as web browsing, office work and media playback. Suitable for users needing a direct OEM-model replacement or a spare battery to improve mobility.