| 摘要 |
PROBLEM TO BE SOLVED: To provide a digital camera and its system usable through connection to a mobile phone or other mobile electronic device where the digital camera and the mobile phone or other mobile electronic device have a battery, respectively and they can mutually supply power so that both the camera and the mobile phone or other mobile electronic device can be used for a long time. SOLUTION: The digital camera 10 and the mobile phone 40 are electrically interconnected by an interconnection cable 50. A power switch 24 is set at a position A and a power switch 48 is set at a position D usually, a battery 26 supplies power to the digital camera 10 and a battery 42 supplies power to the mobile phone 40. When the power switch 48 is set at a position C, the battery 26 supplies power to the mobile phone 40. Conversely when the power switch 24 is set at a position B and the power switch 48 is set at the position D, the battery 42 of the mobile phone 40 supplies power to the digital camera 10. |
