This LENOVO 57Y6459 Laptop Battery is also compatible with the following models:
LENOVO
IdeaPad U150
IdeaPad U150 SFO
IdeaPad U150 STW
IdeaPad U150-690968U(red)
IdeaPad U150-690969U(black)
IdeaPad U150-6909H9J
IdeaPad U150-6909HAJ
IdeaPad U150-6909HFJ
IdeaPad U150-6909HGJ
Some questions about LENOVO 57Y6459 Battery
Q: Is it necessary to activate the new LENOVO 57Y6459 batteries?
A: Yes, it is. It generally takes more than 10 hours to activate the newly bought battery each time. And it could be fully activated after repeat 3-5 times.
Q: how to properly charge the LENOVO 57Y6459 laptop battery?
A: any time is available. The best time to charge is when the laptop automatically shut down .Each time for charging and discharging is fully developed, which is good to extend the LENOVO battery 57Y6459 life.
Q: Is it right to unplug the LENOVO 57Y6459 when using the external laptop ac adapter?
A: It is unnecessary to do that. Rechargeable LENOVO 57Y6459 has anti-overcharge protection circuit inside. Therefore, when the replacement LENOVO 57Y6459 notebook battery is fully charged, it will not be harmed; what is more, once the power were cut off after the battery is removed, it would have bad effect on the laptop itself.
Q: How to properly maintain the LENOVO 57Y6459 replacement battery that is not used for a long time?
A: The battery should be kept with full power at room temperature,when not used for a long-term. Because internal components would deplete part of the power, the electricity could reduce when placed for some time. It is recommended to recharged the battery after saving the battery for 1-2 months in order to prevent the voltage being too low to lithium-ion LENOVO 57Y6459 not charging.