Sharp UX-CD600 Operation Manual page 7

Do not store or carry the battery with other metal objects such as keys or pins. These may
short the battery and cause it to overheat.
Do not allow the battery to become wet.
Do not dispose of the battery in a fire or heat the battery. The battery may explode.
Health care facilities and equipment
Radio frequency energy emitted from the cordless handset equipment may cause medical
equipment to malfunction. Verify that any personal medical equipment you are using is
adequately shielded from external radio frequency energy before using the cordless handset
equipment. Do not use the cordless handset equipment in health care facilities where such
use is prohibited.
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