Warranty 1 Year Voltage 11.1V Battery Type Internal Cells 6 Cell Cell Type Li-polymer Battery Capacity 4200mAh Watt-Hour 47Wh Compatible with SONY VAIO SA Series,SONY VAIO SB Series,SONY VAIO SC Series,SONY VAIO SD Series,SONY VAIO SE Series,SONY VAIO VPCSA Series,SONY VAIO VPCSB Series,SONY VAIO VPCSC Series,SONY VAIO VPCSD Series,SONY VAIO VPCSE Series,SONY VAIO VPC-SB16FG