| 摘要 |
A pressure detecting device has a main control unit, at least one pressure detecting unit and a display. The display is electrically connected to a main controller of the main control unit and has at least one illustrating and illuminating symbol to show the condition of tire detected by the pressure detecting unit. Each illustrating and illuminating symbol has multiple symbol elements, such that the condition in the tire can be exactly shown to the user with the illustrating and illuminating symbols on the display.
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