7.7V 37Wh 4810mAh Laptop Battery for Acer Extensa EX215-51-56GH (NX.EFRET.003) EX215-51-564F (NX.EFRER.00D) EX215-51-55RQ (NX.EFREB.00B) EX215-51-55QK (NX.EFREF.004) EX215-51-55L6 (NX.EFZER.013)

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