9JM71 HDGJ8 MHR4G 7FMXV TN2GY 4M1JN 1PP63. Capacity: 42Wh. Short circuit protection. It's best to compare your original battery with ours. Battery type: Li-Ion. Number of Battery Cells: 3. You need to turn off your laptop and disconnect the power when you install a new battery.
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