Superb Choice CT-SY1300LH-51P 6 cell Laptop Battery for SONY VAIO VPC YB15AH/S V
Type: Li-ion, Voltage:11.1V Capacity:4400mAh6 cells 1 year replacement warranty. High capacity battery certified by CE and RoHS, This battery was tested and proven to match and/or exceed original specifications of Sony products Fit Machine Models: SONY VAIO VPC-YB15AH/S VPC-YB16KG/G VPC-YB16KG/P
Superb Choice CT-SY1300LH-51P 6 cell Laptop Battery for SONY VAIO VPC YB15AH/S V Review
Like all the Superb Choice products, this one does not disappoint. It's more expensive than other brands, but what you get is a good solid all around hardware .