Panasonic NCR 18500A 2040mAh Battery

Li-ion batteries can cause fire or explosion if mishandled or shorted
Always connect + and – properly
Never short circuit the battery. Make sure you do not accidentally short them with a bunch of keys
Do not disassemble or deform the cell. Do not use it in case of deformations
Do not immerse in water
Avoid extreme shocks or vibrations
Keep batteries out of the reach of children
Do not use damaged chargers
Do not leave them in a charger for more than 12 hours
Keep them dry and cool.
Hand in empty batteries to a collection point

For long-term storage, store below 45 ° C