... .special usb 5v 2A 4.power cord with LED 5.output form 9v to 24v (0.5v inceasing by ... ,Fujitsu M418.5V4.8*1.7mmCompaq,HP M519.0V5.5*2.5mmAcer,Compaq,HP,Fujitsu,Toshiba,Delta M619.0V5 ... ,Delta,HP,Fujitsu,Toshiba M819.5V6.5*4.4mmSony M919.5V7.4*5.0mmDell option M1020.0V3 holesDell option ... option M1218.5V7.4*5.0mmHP,compaq option M1324.0V7.5*2.5mmApple option M1418.5V12.5*6.5mmHP optionUsages Introduction ...