21-5
21.8 Recycling the Batteries
Discard the battery in the following situations:
The battery has visual signs of damage.
The battery fails.
The battery is aged and its runtime significantly less than the specification.
The battery has been used for more than two years.
Properly dispose of batteries according to local regulations.
WARNING
Do not open batteries, heat above 60 ℃, incinerate batteries, or short the battery terminals. They may
ignite, explode, or leak or heat up, causing personal injury.