Sony VAIO PCG-71211W battery,high-grade replacement Sony VAIO PCG-71211W laptop battery from Malaysia(4400mAh,6 cells)
7XINbox 5200 mAh 11.1 V VGP-BPS21 VGP-BPS21A VGP-BPS21B Laptop Battery for Sony VGP-BPS13 VGP-BPL13 VGP-BPS13/S VGP-BPS13/B VGP-BPS13/Q : Amazon.com.be: Electronics