... .output form 9v to 24v (0.5v inceasing by degress) notebook ac adapter for apple 100w laptop adapter Specifications1) Input Voltage ... .7mmCompaq,HP M519.0V5.5*2.5mmAcer,Compaq,HP,Fujitsu,Toshiba,Delta M619.0V5.0*3.0mmSamsung M719.0V5.5*2 ... .1mmAcer,Compaq,Delta,HP,Fujitsu,Toshiba M819.5V6.5*4.4mmSony M919.5V7.4*5.0mmDell ...