MEIRIYFA DC 4.0x1.7mm Female to 5.5x2.1mm Male Universal Plug Power Barrel Jack Adapter Converter for Laptop Router (4pcs)

Specification: Laptop DC Power Cable Connector Adapter Connector A: DC 4.0x1.7mm Female Jack (Hole Diameter:4.0mm, Pin Diameter:1.7mm) Connector B: DC 5.5x2.1mm Male Plug (Outside Diameter: 5.5mm, Inside Diameter: 2.1mm) Material: Copper,PVC, ABS Shell. Package includes: 4 x Laptop DC Power Cable Connector Adapter Application :Suitable for laptop, Android tablet Please note before purchasing: 1. Please make sure the DC output and tip size of ac adapter are accordant before you purchas. 2. If there is no professional measuring tool, DC plug with known specifications can be used to confirm the required specifications or eliminate the unnecessary specifications.