HP COMPAQ NX9100 NX9105 NX9600 DP390A DP399 Series description:
1. HP COMPAQ HSTNN-DB02 notebook battery is a rechargeable Li-ion battery pack for HP COMPAQ NX9100 NX9105 NX9600 DP390A DP399 Series          .
2. HP COMPAQ HSTNN-DB02 Laptop Battery fits for the other models and can replace other part numbers.
3. HP COMPAQ NX9100 NX9105 NX9600 DP390A DP399 Series Notebook computer can get the best performance after use this battery pack.
4. High quality cells and all of the proper logic boards, thermal protectors, circuit breakers to ensure HP COMPAQ HSTNN-DB02  batteries maximum level of safety, reliability and efficiency

How to prolong replacement HP COMPAQ NX9100 NX9105 NX9600 DP390A DP399 Series lifetime?
1. To reach battery optimum performance. A new replacement laptop battery pack should be circled (fully discharged and recharged) for three to five times.
2. A new Laptop battery usually maintains a discharged condition with very low capacity. It is highly recommended to fully charge new battery packs before using. You can refer to your laptop users' guide of your electronic device for charging instructions.
3. To maintain the optimum performance of a battery pack, it is highly recommended to circle (fully discharging and recharging) it at least once a month.
4. Please remove the battery from a laptop when running on laptop ac adapter.
5. If you don’t use the laptop over 8 hours, please remove laptop ac adapter to avoid the battery to be overcharge.
6. The battery life is related to circle times. In order to reduce the recharge times, we should only charge the battery when electricity is runned out.
7. It is recommended that you use notebook power management to make the system run at lower processor speeds and lower brightness of laptop display to save power.
8. Use the laptop in the circumstance under the 30℃. High temperature will affect the replacement laptop battery life.

How to store replacement HP COMPAQ NX9100 NX9105 NX9600 DP390A DP399 Series   laptop batteries?
1. Keep replacement laptop batteries in a cool, dry and clean place.
2. For prolonged storage, you can keep the battery at a 40% charge level and recharge 50% per half year. Because rechargeable battery will undergo self-discharging when left unused for a long period of time. Self-discharge on a depleted battery may cause the protection circuit to trip and preventing a recharge.

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