| 摘要 |
A cell phone is disclosed. The cell phone includes a housing, an inner circuit, placed inside the housing, for providing communication functions, and a display, electrically connected to the inner circuit, for displaying communication information; a power supply, placed inside the housing. The housing includes a first bi-stable electro-phoretic display, on the outer of the housing, for displaying an image. The power supply is electrically connected to the display, the inner circuit, and the first bi-stable electro-phoretic display, for supplying power to the display, the inner circuit, and the first bi-stable electro-phoretic display.
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