... smart90w,model: EWSMAD90W,Replacement laptop of the voltage through the adaptor tip for fitting different brand laptops,not adjust by hand ... 6.3*3.0mm Toshiba 16V /M2 90W 5.5*2.5mm IBM , Lenovo 16V/M3 90W 6.5*4.4mm ... 8*1.7mm HP/COMPAQ 19V/M5 90W 5.5*2.5mm Acer,HP/COMPAQ,Fujitsu,Gateway,Toshiba,Liteon, Dleta 19V ... 5.0*1.0mm Samsung 19V/M7 90W 5.5*2.1mm Acer,HP/COMPAQ,Fujitsu,Gateway,Toshiba,Liteon, Dleta 19 ...