laptop (notebook )battery for ACER Travelmate 620, 630 Series Volatge:14.8V,Capacity:4400mAh,Color:Dark Grey Cell Qty:8 This Li-ion laptop battery( ... notebook battery) for ACER ... for many series of batteries which apply to replacement for HP,DELL,APPLE,SONY,ACER,COMPAQ,TOSHIBA,HP,FUJITSU,IBM ,NEC,ASUS ...