SpecificationsInput: 100-240V 50-60Hz; Output: 19V-3.42A-65W; Color: Black; Connector Size: 3.0mm *1.1mm (Refer to the picture,please check it be carefully!), Package: 1x 65w acer laptop adapter, 1x AC power cord, 1x User manual. 65W Acer Laptop Charger. Compatible with 65W Laptop Charger for Acer Aspire 1 A114 A115-31, A115-31-C2Y3, A115-31-C23T, A115-31-C0Yl, Acer Aspire 5 A514-52, A515-44, A515-46, A515-54, A515-54G, A517-52, A515-44-R41B, A515-46-R14K, A515-55, A515-55G, A515-55T, A515-56-32dk, A515-55T-53AP, A517-52-59SV; Aspire S5, S7, P3, R13, R7, R 14 R5, V13 V3: P3-131, P3-171, R5-471T, R7-371T, S5-391, S7-191, S7-391, S7-392, S7-393, V3-331, V3-371; R5-471T-51UN R5-471T-52EE, R5-471T-71W2 Ultrabook Netbook. Acer Aspire charger. Compatible with 65W Acer Chromebook R11 C720 C720p C738t C731 C740 C810 C910 Series: C720-2103, C720-2802, C720-2844, C720-2848, C720p-2625, C720p-2457; Aspire one cloudbook AO1-131 AO1-431 Laptop; Acer Chromebook 11 R11 13 14 15 CB3-111,