Replacement laptop battery for SONY PCG-GRT 290Z

Full 1 year warranty ,30 days money back !
100% new high quality replacement SONY PCG-GRT 290Z battery compatible Li-ion battery
Product Condition: Brand new in bulk packaging.
Manufactured by high-capacity power products .
Ultra high power,no memory effect .

Lithium ion notebook batteries normally offer 300 to 500+ charge/discharge cycles over one year of useful life.After over one year, the battery will end up with very low capacity and this renders the battery unusable. As soon as the battery leaves the production line it is likely to start losing it's capacity.
Lithium-ion Battery prefers a partial rather than a full discharge,frequent full discharges should be avoided when possible.
New laptop batteries generally arrive in a discharged state, so, before you use them first time, you had better charge your SONY PCG-GRT 290Z laptop batteries up for at least four hours.
Do not use higher than its threshold voltage to charge the battery for SONY PCG-GRT 290Z ,as it would become unsafe.
If your SONY PCG-GRT 290Z Laptop Battery will not be in use it should be removed from your laptop and stored in an Anti-Static bag and in a dry, cool place. make sure it is has about 40 - 50% charge and it is highly recommended to circle it at least once a month.
Do not disassemble the SONY PCG-GRT 290Z Laptop Battery, the contents may be corrosive and harmful for your health.
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