... : 5.5*2.1mm round head DC Connector Use A: 6.0*4.4mm for sony16v 19.5v , FUJITSU.16v B ... :3.5*1.5mm for SAMSUG 12V,ASUS 12V,HP 19V D: 6.3*3.0mm for TOSHIBA 15V, NEC 15V E ... : 5.5*2.5mm for IBM 16V 19V,TOSHIBA 19V,HP 18.5V 19V, ASUS 19V ,LITEON 19V ,ACER 19V G ... Packing: 1pc/color box; 20PCS / CARTON MEAS. :55.5*26.6*38 cm N W:5.5KGS G W: 8.5 ...