AP13J4K, AP13J3K. C720, C720-2800, C720-2848, C720-2653, C720-2844. Acer P/N: KT.00304.001, KT.00303.001, KT.00303.011. Battery Type : Lithium-ion. 1.Li-Ion Laptop Battery 10.8V and 11.1V are in common use.
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