Battery safety and disposal
The BlackBerry Universal Headset contains a non-removable lithium-polymer battery. Charge the battery with only the approved BlackBerry charging accessories. Do not attempt to remove the battery. Do not dispose of the headset in a fire, as the battery might explode. Dispose of the headset in accordance with the laws and regulations in your area governing disposal of lithium-polymer cell types.
The lithium-polymer battery might present a fire or chemical burn hazard or might explode if mistreated. Do not disassemble, crush, or puncture the lithium-polymer battery. Do not heat the lithium-polymer battery above 140°F (60°C).