IBM ThinkPad T40P Laptop Battery

To better use your ibm thinkpad t40p battery, please take care of the precautions listed below :
1. The simplest and most obvious way of getting the maximum life out of ibm thinkpad t40p battery is to ensure that it always works well within its designed operating limits.

2. Do not modify or disassemble ibm thinkpad t40p battery, as the materials inside may be toxic and may damage skin and clothes.

3. Do not attempt to short circuit the terminals or store your ibm thinkpad t40p battery pack with metal objects such as aglet. Doing so can damage the product and generate heat that can cause burnout.

4. Do not incinerate or expose battery to excessive heat, which may cause the battery to rupture.

5. Never solder anything directly to ibm thinkpad t40p battery. This can destroy the safety features of the battery by damaging the safety vent inside the cap. Permanent connections to an energy cell may be made by spot welding solder tags to the terminals. A soldered connection can subsequently be made to the tag.

6. Never insert laptop battery with the positive and negative poles reversed as this can cause permanent damage to the battery which may swell or rupture.

7. Do not pierce, hit, step on, crush or abuse ibm thinkpad t40p battery.

8. Store the batteries in a cool place and when in use don't allow them to remain in environments which may be subject to overheating.