With this sony vaio vgn-tt21jn/b battery pack for your notebook you can get long hours of battery life without having to frequently plug-in to recharge. Long enough battery life is essential to optimizing your productivity while in meetings or traveling.
Specifications:
Practical SONY VAIO VGN-TT21JN/B Battery Tips:
Specifications:
- Chemistry: Li-ion
- Voltage: 10.8V
- Capacity: 5400mAh
- Dimensions: 205.1x 40.2 x 51.1mm
- Weight: 392g
- Color: Black
- Your Price: US $149.82
Practical SONY VAIO VGN-TT21JN/B Battery Tips:
- Please check your original battery's OEM part Numbers or laptop model Numbers with our postings and picture before the purchase to make sure you get the correct battery.
- Store it in a cool and dry area. Do not expose battery to water or other moist/ wet substances.
- Please notice this: weak batteries charge faster and remain on 'ready' indicator longer than strong ones. Also it only be used for a short time. So do not buy a used VAIO VGN-TT21JN/B battery even if it is very cheap because used battery usually means weak battery.
- If Sony laptop battery will 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.
- It is normal for laptop battery to become warm during charging and discharging.
- A charged SONY VGN-TT21JN/B battery will eventually lose its charge if unused. It may therefore be necessary to recharge the battery after a storage period.
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