EarlyBirdSavings 8 tips Straight Universal Connector For Notebook DC Power Socket Plug Adapter A: 6.0X4.4mm with central pin for Sony. B: 6.3X3.0mm for Toshiba. C: 5.5x2.5mm for Toshiba, Asus, Westinghouse, MSI, Fujitsu, LG, etc. D: 5.5x2.1mm for Toshiba, Asus, Westinghouse, MSI, Fujitsu, LG, etc. D: 5.5x2.1mm for Toshiba, Asus, Westinghouse, MSI, Fujitsu, LG, etc E: 5.5x1.7mm for Acer. F: 4.8x1.7mm for HP, Dell, Acer. G: 4.0x1.7mm for HP. H: 3.5x1.5mm.