Input:100-240V.Output:19V-3.42A 65W.Connector Size:Small Pin 3.0*1.1mm.Not fit 5.5*1.7mm,Please check the connector and refer the picture Compatible with 65W Acer Aspire N20C5 N23H3 N22C6 N15Q8 N20C12 N16P1 N19H2 A315-24P-R7VH A315-24PT A514-52 A515-54 A515-54G A517-52 A515-44-R41B A515-46-R14K A515-55;A315-23 A314-23P A315-21 A315-24P A315-31 A315-35 A315-41 A315-43 A315-51 A315-52 A315-53 A317-54 A315-58 A315-59 A115-31 A115-32 A515-47 Laptop Compatible with 65W 3.0mm Acer Chromebook Laptop CB3-531 CB3-532 CB5-571 CB3-111 CB3-131 CB3-132 CB5-132T C738T C731 CB3-421 CB3-431 CB5-311;C720 N15Q9 N15Q8; Spin 1 3 SP111-31 SF113-31 SF114-32 SP314-51 SP314-52 SF315-52 SF314-42 SF314-54 SF314-55 Laptop Secure and Stable: All of our product lines go through strict quality control procedures to ensure safety,including short circuit, overvoltage, overcurrent, and internal overheating protection.Charging does not harm the device If you have any problems after receiving the item, please ask