... 4.74a 7.4x5.0mm for HP laptop adapter, for compaq notebook adapterSpecifications laptop ac adapter for hp 19v 4.74a ... N800v, N800wfor Compaq EVO N1000 Series: N1000, N1000C, N1000V, N1005V, N1015, N1015v, N1020, N1020v, N1050, N1050v,for HP Compaq Tablet PC: TC1000 , ... TC1100 , TC4200for Compaq Armada 110 for HP laptop adapter 19v 4.74a 7.4x5 ...