Notes on battery disposal
You can return used batteries to the designated collection points.
The symbols shown on the batteries have the following meaning:
The symbol of the crossed out garbage can means that the battery must not be disposed of with household waste.
Pb = Battery contains more than 0.004 percent lead by mass
Cd = battery contains more than 0.002 percent cadmium by mass
Hg = Battery contains more than 0.0005 percent mercury by mass.