| 摘要 |
PROBLEM TO BE SOLVED: To provide a solar battery type display device which can decrease the number of components and reduce the cost. SOLUTION: The display device which charges a capacitor means 16 from a solar battery 10 in daytime and makes specific display contents illuminate in nighttime by using the electric power from the electricity accumulating means 16 is so constituted as to share the reactor L7 of a power converter 102 used to charge the electricity accumulating means 16 by the solar battery 10 and the reactor L7 of a power converter 104 used to discharge the electricity accumulating means 16 to an illumination load 5. |
