Lenovo Thinkpad L480 User Manual page 14

Notice for non-rechargeable coin-cell battery
DANGER
Do not attempt to replace the non-rechargeable coin-cell battery. Replacement of the battery must
be done by a Lenovo-authorized repair facility or technician.
The Lenovo-authorized repair facilities or technicians recycle Lenovo batteries according to local
laws and regulations.
The following statement applies to users in the state of California, U.S.A.
California Perchlorate Information:
Products containing manganese dioxide lithium coin-cell batteries may contain perchlorate.
Perchlorate Material - special handling may apply, See
perchlorate/
xii
https://www.dtsc.ca.gov/hazardouswaste/