HP 90W 充電器適用 19V,4.7A,4320S,4321S,4520S,4525S,4720S,6450B,6455B,6540B,6550B,6555B,dv3021tx,dv3022tx,dv3023tx,dv3024tx,dv3025tx,dv3026tx,dv3027tx,dv3028tx,dv3029tx,dv3030tx,DV3100,dv3102tx,dv3103tx,dv3104tx,dv3105tx,dv3106tx,dv3107tx,dv3108tx,dv3109tx