Specification：
Battery Type: Li-ion;
Voltage: 11.1V;
Capacity: 44Wh;
Condition:100%New.
Compatible Models:
For Lenovo ThinkPad T420i T420s T430S Series
Replacment Part Number:
For Lenovo 0A36287 42T4844 42T4845 42T4846 42T4847 45N1036 45N1037 45N1038 45N1039 45N1064 45N1065 45N1143
Laptop Battery Maintenance Tips:
1. New battery: When using new battery, it is best to try 3 cycles, discharge to 5%, charge to 95%. So it can be fully activated.
2. When the battery is discharged to 3%, please charge it within 2 days; It can cause the battery to damage or fail to charge.
3. When the battery level drops to 15%, please charge it immediately. Do not discharge the battery to 0%. Otherwise, the battery life will be shortened and battery damage will be caused.
4. If you do not use your laptop for a long time, please charge the battery to at least 50% capacity. Otherwise it will not be able to charge.
5. In order to maintain the best battery condition, you need to discharge 15% and charge 100% every 2 months.
6. If the laptop cannot be charged or fully charged, the adapter may be damaged. Please try turning it on, shutting it off, or replacing it with a new adapter.
We have 1 year warranty,if you have any questions can cantacting us by email,we usually solve for you within 24 hours!