Lucky Store ADP-45ZD B PA-1450-26 19V 2.37A White Adapter for Acer Aspire V3-371-30FA S7-391 V3-331 V3-371 S7-392 Series Laptop ADP-45ZD B PA-1450-26 Ac Adapter 19V 2.37A Input: 100-240V~1.2A 50-60Hz Output : 19V 2.37A(Power Cord is Included) Tip Size: 3.0x1.0mm for Acer Aspire V3-371-30FA S7-391 V3-331 V3-371 S7-392 Series Laptop