New Acer Battery 48WH AC14B8K Battery For Aspire CB3-111 CB5-311 ES1-511 ES1-512 ES1-520 S1-521 ES1-531ES1-731 E5-771G V3-371 V3-111 for Acer Aspire ES1-131 ES1-311 ES1-331, ES1-511 ES1-512 ES1-520 ES1-521 ES1-531 ES1-731 ES1-731G Series, For Acer Aspire V3-111 V3-111P V5-122 V5-122P V5-132 V5-132P Series, For Acer Aspire E5-771 E5-771G Series, For Acer Aspire R3-131T R5-431T R5-471T R Product Number: AC14B8K, 4ICP5/57/80