Battery HP QK639UT - 6600mAh - 11.1v - Li-ion
discount up to 30%, Save £41.42
New hp QK639UT battery for HP 8460w 8560w 8760w Mobile Workstations
HP QK639UT QK639UT ST09 battery is 100% compatible with the following part numbers
HP QK639UT QK639UT ST09 fits the following laptops
HP Notebooks:EliteBook 8460p
EliteBook 8560p
ProBook 6360b
ProBook 6460b
ProBook 6560b
8460w Mobile Workstations
8560w Mobile Workstations
8760w Mobile Workstations
How to extend battery life HP QK639UT QK639UT ST09 ?
1. Don't mix old and new HP QK639UTQK639UT ST09 batteries when you use them. The new ones will be stronger and can cause the older ones to leak battery acid.
2. Cut down on programs running in the background. Itunes, Desktop Search, etc. All these add to the CPU load and cut down HP QK639UT ST09 laptop battery life.
3. Cut down external devices – USB devices (including your mouse) & WiFi drain down your HP QK639UT ST09 laptop battery.Remove or shut them down when not in use.
4.Prevent the Memory Effect - If you're using a very old laptop, you'll want to prevent the 'memory effect' – Keep the HP QK639UT ST09 battery healthy by fully charging and then fully discharging it at least once every two to three weeks. Exceptions to the rule are Li-Ion batteries (which most laptops have) which do not suffer from the memory effect.
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