Square DC Round Female To DC 5.5x2.1 Male Laptop Power Adapter $ 4.26 Product information: Type: DC adapter Color: 1Style: Lenovo square mouth female to 5521 male, 2Style: 4017 female to 5521 male, 3Style: 4530 female to 5521 male, 4Style: 5525 female to 5521 male, 5Style: 7450 female to 5521 male, 6Style: 7955 female to 5521 male Input terminal: female Lenovo square port/4.0 * 1.7/4.5 * 3.0/5.5 * 2.5/7.4 * 5.0/7.9 * 5.5 Output end: male 5.5 * 2.1mm Function: switch the power supply of different interfaces to the laptop interface Packing list: Adapter * 1
