LB1 High Performance Battery for Sony Part #: VGP-BPS19, VGP-BPS19/S, VGP-BPS19B/B, VGP-BPL19, VGP-BPL19A/B, VGP-BPX19, for Models: Sony Vaio VCC111, VPC-X11S1E, VPC-X11S1E/B, VPC-X11Z1E, VPC-X11Z1E/X, VPC-X125LG, VPC-X125LG/S, VPC-X125LGS, VPC-X127LG, VPC-X127LG/S, VPC-X128LG, VPC-X128LG/X, VPC-X128LGX, VPC-X135LG/X, VPC-X135LW, VPC-X138JC, VPC-X139LC, VPC-X13ALJ/KJ Laptop Notebook (6 Cells) - 18 Months Warranty LB1 High Performance&reg; battery for Sony Part #: VGP-BPS19, VGP-BPS19/S, VGP-BPS19B/B, VGP-BPL19, VGP-BPL19A/B, VGP-BPX19, for Models: Sony Vaio VCC111, VPC-X11S1E, VPC-X11S1E/B, VPC-X11Z1E, VPC-X11Z1E/X, VPC-X125LG, VPC-X125LG/S, VPC-X125LGS, VPC-X127LG, VPC-X127LG/S, VPC-X128LG, VPC-X128LG/X, VPC-X128LGX, VPC-X135LG/X, VPC-X135LW, VPC-X138JC, VPC-X139LC, VPC-X13ALJ/KJ are environmentally friendly and certified by RoHS to be free from mercury - lead - cadmium - PBDE and PBBs. LB1 High Performance&reg; Commercial Grade Laptop Batteries for Sony Part #: VGP-BPS19, VGP-BPS19/S, VGP-BPS19B/B, VGP-BPL19, VGP-BPL19A/B, VGP-BPX19, for Models: Sony Vaio VCC111, VPC-X11S1E, VPC-X11S1E/B, VPC-X11Z1E, VPC-X11Z1E/X, VPC-X125LG, VPC-X125LG/S, VPC-X125LGS, VPC-X127LG, VPC-X127LG/S, VPC-X128LG, VPC-X128LG/X, VPC-X128LGX, VPC-X135LG/X, VPC-X135LW, VPC-X138JC, VPC-X139LC, VPC-X13ALJ/KJ are custom manufactured to be 100% compatible and optimized for your Sony VPC-X11S1E laptop Sony Part #: VGP-BPS19, VGP-BPS19/S, VGP-BPS19B/B, VGP-BPL19, VGP-BPL19A/B, VGP-BPX19, for Models: Sony Vaio VCC111, VPC-X11S1E, VPC-X11S1E/B, VPC-X11Z1E, VPC-X11Z1E/X, VPC-X125LG, VPC-X125LG/S, VPC-X125LGS, VPC-X127LG, VPC-X127LG/S, VPC-X128LG, VPC-X128LG/X, VPC-X128LGX, VPC-X135LG/X, VPC-X135LW, VPC-X138JC, VPC-X139LC, VPC-X13ALJ/KJ High Performance notebook battery utilizes high quality grade "A" cells for higher performance longer life and more reliability. Sony VPC-X11S1E High Performance meets and/or exceed OEM specification and will not void your original manufacturer warranty. Fast charging. Low power consumption. Built-in protection circuit ensures both safety and stability. Batteries capacity: 5000 mAh | Chemistry: Li-ion | Voltage: 7.4 Volts | Cells: 6 | wHr: 37. 100% Customer Satisfaction. Fast Same-Day Shipping by 12:00 PM PDT.30-Day Money Back Guarantee. 18 Months Warranty. Exclusive $100000 Product Protection Plan! Satisfies Government - School - Health care enterprise and Corporate account purchase order requirements.