1. New battery pack must be fully charged before use. ---2. New battery pack needs to be fully charged and discharged (cycled) a few times before it can condition to full capacity.---3. Rechargeable batteries undergo self-discharging when left unused. Always store a battery pack in a fully charged staged for storage. ---4. Fully drain and fully recharged your battery pack every few months. ---5. Turn down the LCD brightness of your portable device.---6. Use built-in power management on your portable device.---7.Turn off LCD or other unnecessary accessories when not in used. ---8. Set screen saver blank to 1 to 2 minutes of your notebook ---9. Add more RAM if you have extra RAM expansion slot, it will reduce the usage of hard drive and it is power exhaustive. ---10. Close unused software in your notebook. ---11. Remove unused PC Cards or USB devices from your notebook. ---12. Don't watch DVD or play graphics intensive video games. ---13. Don't short circuit terminal or store your battery pack with metal parts.---14. Don't drop or mutilate the battery pack.---15. Don't expose to moisture or water.---16. It is normal to get warm when charging or normal use. If it is getting too hot, there may be a problem with the device and qualified personnel should check it.