Warranty 1 Year Voltage 10.8V Battery Type External Cells 6 Cell Cell Type Li-ion 18650 cell Battery Capacity 4000mAh Watt-Hour 43Wh Compatible with ASUS A45 Series ASUS A45D Series ,ASUS A45DE Series ,ASUS A45DR Series ASUS A45N Series, ASUS A45V Series ,ASUS A45VD Series ASUS A45VG Series, ASUS A45VM Series ,ASUS A45VS Series ASUS A55 Series ASUS A55A Series ,ASUS A55D Series, ASUS A55DE Series ASUS A55DR Series ,ASUS A55N Series ,ASUS A55V Series ASUS A55VD Series ,ASUS A55VM Series ,ASUS A55VS Series ASUS A75 Series ASUS A75A Series ,ASUS A75D Series, ASUS A75DE Series ASUS A75V Series ,ASUS A75VD Series ,ASUS A75VM Series ASUS K45 Series ASUS K45D Series, ASUS K45DE Series ,ASUS K45DR Series ASUS K45N Series, ASUS K45V Series ,ASUS K45VD Series ASUS K45VG Series, ASUS K45VM Series, ASUS K45VS Series ASUS K55 Series ASUS K55A Series ,ASUS K55D Series, ASUS K55DE Series ASUS K55DR Series ,ASUS K55N Series, ASUS K55V Series ASUS K55VD Series, ASUS K55VM Series ,ASUS K55VS Series ASUS K75 Series ASUS K75A Series ,ASUS K75D Series ,ASUS K75DE Series ASUS K75V Series ,ASUS K75VD Series ,ASUS K75VM Series ASUS R400 Series ASUS R400D Series ,ASUS R400DE Series ,ASUS R400DR Series ASUS R400N Series ,ASUS R400V Series ,ASUS R400VD Series ASUS R400VG Series, ASUS R400VM Series ,ASUS R400VS Series ASUS R500 Series ASUS R500A Series ,ASUS R500D Series, ASUS R500DE Series ASUS R500DR Series, ASUS R500N Series ,ASUS R500V Series ASUS R500VD Series ,ASUS R500VM Series ,ASUS R500VS Series ASUS R700 Series ASUS R700A Series ,ASUS R700D Series ,ASUS R700DE Series ASUS R700V Series ,ASUS R700VD Series ,ASUS R700VM Series ASUS U57 Series ASUS U57A Series ,ASUS U57V Series ,ASUS U57VD Series , ASUS U57VM Series ASUS X45 Series ASUS X45A Series, ASUS X45C Series, ASUS X45U Series ASUS X45V Series, ASUS X45VD Series ASUS X55 Series ASUS X55A Series, ASUS X55C Series, ASUS X55U Series ASUS X55V Series ,ASUS X55VD Series ASUS X75 Series ASUS X75A Series ,ASUS X75V Series ,ASUS X75VD Series