IBM ThinkPad R30 R31 Series laptop battery is rechargeable spare system battery Guaranteed to meet or exceed original specifications.
This spare battery convenience allows you to work unplugged longer since lithium Ion technology gives this battery a long life, and light weight. We ensure 100% Q.C. of EVERY battery and high quality cells are used in our laptop batteries.

Laptop battery Compatible Part Number:
02K6821, 02K6822, 02K6823, 02K6824, 02k6825, 02K6829,

02K6830, 02K6832

Laptop battery Fit Models:
IBM ThinkPad R30 Series
ibm ThinkPad R30

IBM ThinkPad R31 Series
ibm ThinkPad R31

Specification:
Battery Type: Li-ion,  Voltage: 10.8V,  Capacity: 4400mAh

Battery Tips
1.Don't modify or disassemble the battery.
2.Don't incinerate or expose battery to excessive heat, which may result in an exposure.
3.Don't expose ibm thinkpad r31 series battery to water or other moist matters.
4.Don't pierce, hit, step on, crush or abuse the battery thinkpad r31 series.
5.Don't left the battery unused for a long time.
6.Don't place battery in device for a long period of time if device is not being used.
7.Don't setting your thinkpad r31 series battery in the high humidity, high temperature, strong vibrative and dusty place.
8.Don't forget to take away your battery from the device if you will not use it for a long time.
9.Don't short circuit of the terminals by keeping your ibm thinkpad r31 series battery pack away from metal objects such as necklaces or hairpins.