• SONY VGP-BPL13 notebook batteries pack  for Sony VGN TX Series
• SONY VGP-BPL21 notebook batteries pack  for SONY VAIO VGN-FW VGN-NS VGN-NW VGN-SR Series
• SONY BPS26 notebook batteries pack  for SONY VAIO CA CB Series
• SONY VGP-BPS6 notebook batteries pack  for Sony UX
• SONY VGP-BPS6 notebook batteries pack  for Sony UX
• SONY VGP-BPL5A,VGP-BPS5 notebook batteries pack  for Sony VGN-TXN Series
• SONY VGP-BPS21A notebook batteries pack  for SONY Vaio VGN-NW VGN-SR VPCCW VPCF VPCS VPCY Series
• SONY VGP-BPL20 notebook batteries pack  for SONY VAIO VPZ118 VPCZ118GX/S Series
• SONY VGP-BPL20 notebook batteries pack  for SONY VAIO VPCZ11DGX/SJ, VPCZ112GX/S, VPCZ11FHX/XQ, VPCZ11CGX/X VPCZ125GX/S
• SONY VGP-BPS20/S notebook batteries pack  for SONY VAIO VPCZ119FJ/S, VPCZ119L, VPCZ11AFJ, VPCZ11V9R/B ,VPCZ11AGJ VPCZ11X9E/B

1. Your new sony VGPBPS23/W notebook Battery comes in a discharged condition and must be charged before use (refer to your computer manual for charging instructions). Upon initial use (or after a prolonged storage period) the battery may require two to three charge/discharge cycles before achieving maximum capacity.
2. When charging VGPBPS23/W Battery for the first time your computer may indicate that charging is complete after just 10 or 15 minutes. This is a normal phenomenon with rechargeable batteries. Simply remove the notebook rechargeable batteries pack from the computer and repeat the charging procedure.
3. If sony VGPBPS23/W Battery packwill not be in use for a month or longer, it is recommended that it be removed from the device and stored in a cool, dry, clean place.
4. It is normal for VGPBPS23/W laptop computer Battery to become warm during charging and discharging.
5. A charged sony VGPBPS23/W laptop Battery will eventually lose its charge if unused. It may therefore be necessary to recharge the battery after a storage period.