Go to Amazon Sites : br br BuyBatts Battery Fits Asus U56E U56E-BBL5 U46E-RAL5 U46E-BAL6 U46SM U56E-BBL6 U46E-BAL5 U56E-BAL7 br br Capacity 4400mAh 63Wh br Volts 144V br Cell Count 8 Cells