| 摘要 |
PROBLEM TO BE SOLVED: To provide an electrical power system which achieves further improvement.SOLUTION: An electrical power source includes: solar cells 110 which generate solar power; an accumulator battery 120 which stores electric power generated by the solar cells 110; a housing 140 which encloses the accumulator battery 120 and is provided with the solar cells 110 formed on an outer surface; a first fixing part 142 which fixes an exterior device 200 to the housing 140; an output part 150 which is provided on an upper surface of the housing 140 and supplies the electric power from the accumulator battery 120 to the exterior device 200; and a lid part 143 which forms at least part of a side surface of the housing 140 and may open or close. The first fixing part 142 is enclosed in the housing 140 by the lid part 143 fixed to the housing 140.SELECTED DRAWING: Figure 2 |
