Compatible Part Numbers:

Replacement Laptop Models:

LENOVO
ThinkPad R61 7732
ThinkPad R61 7735
ThinkPad R61 7738
ThinkPad R61 7744
ThinkPad R61 7754
ThinkPad R61i 7732
ThinkPad T400 2764
ThinkPad T61 1959
ThinkPad T61 6480
ThinkPad T61 7659
ThinkPad T61 7662
ThinkPad T61 7665
ThinkPad T61p Series(14.1" widescreen)

ThinkPad R61 7733
ThinkPad R61 7736
ThinkPad R61 7742
ThinkPad R61 7751
ThinkPad R61 7755
ThinkPad R61i 7742
ThinkPad T400 7417
ThinkPad T61 6377
ThinkPad T61 6481
ThinkPad T61 7660
ThinkPad T61 7663
ThinkPad T61 Series(14.1" widescreen)
ThinkPad R400 7443 ThinkPad R61 7734
ThinkPad R61 7737
ThinkPad R61 7743
ThinkPad R61 7753
ThinkPad R61 Series(14.1" widescreen)
ThinkPad R61i Series(14.1" widescreen)
ThinkPad T400 Series
ThinkPad T61 6378
ThinkPad T61 7658
ThinkPad T61 7661
ThinkPad T61 7664
ThinkPad T616379
Thinkpad R400 Series

Laptop battery for Lenovo T400 laptop battery description:

1. Replacement Lenovo laptop batteries are 100% Compatible for original ones.

2. The cells used in the Toshiba notebook battery are brand new grade A :Samsung, LG, Sanyo, Panasonic from Korea and Japan.

3. Notebook batteries are 100% Brand new and Grade A and give Full one year warranty.

4. Replacement Toshiba laptop battery Guaranteed to meet or exceed original specifications.

5. The batteries have pass 3-5 times strict quality control tests to ensure they will work safety, reliability and efficiency.   

6. Toshiba laptop battery have passed the CE and FCC Certificate Approval Safety Standard.

How to prolong Laptop battery for Lenovo T400 laptop battery 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 time. In order to reduce the recharge times, we should only charge the battery when electricity run 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 laptop battery life.

How to store Laptop battery for Lenovo T400 laptop battery?

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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