1.Supply 1.65mm,2.0mm,2.5mm,hole,special ports... 2.OEM Business as well. 3.Relative DC ... , 9400 Series, 9410 Series, 9411AWSMi, 9412WSMiCenter pin diameter: 1.66mmAcer Travelmate: 505DX, 506T, 507DX, 507T, 524TX, 525TX ... (HK) Co.,Ltd.--Major products and services:Notebook LCD screen,LCD inverter,LCD Hinges,Notebook AC ... COMBO USB2.0 FDD etc. Selling DC Power Jack and DC Cable for HP,IBM,DELL,SONY ...