Compatible Part Number:
01AV478 L17L3P71 SB10K97620 01AV480 L17M3P72 SB10K97622 01AV479 L17M3P71 SB10K97621
Compatible Models:
Lenovo Thinkpad T480S 20L7 20L8 Series laptop.
Install A New Battery:
1. You need to turn off your laptop and disconnect the power.
2. Remove the old battery, carefully install the new battery on the battery case, and connect the wiring of the new battery.
3. If you don't understand the above steps, you can search for the video about laptop battery installation on YouTube. Maybe it will help you.
Laptop Maintenance Tips:
1. New battery: For use a new battery, youd better try a few cycles of discharging to 5%. then charging up to 95%. So that it can be activated completely
2. Overuse: Do not always run out of a battery to 0%, this would make it damaged or usage life shortened
3. Charging sequence: when charging, first install the battery, then turn on the power, when fully charged, first cut off the power, then pull the power plug.
4. Long-term storage:Please store the unused battery fully charged.(Charge it once a month) Do not store at low power to prevent reduce the lifespan of a battery
5. Charger: Do not replace the laptop adapter casually. If the original adapter cannot be applied due to malfunction or damage, please replace the models, so as not to reduce the service life of the battery due to incompatibility.
Overload protection
Over-current protection
Over-voltage protection
High voltage protection
Short circuit protection
Over-temperature protection