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In the raining day, drivers and walkers may have an accident because of poor sight about roadside and the gap of sidewalk, E-Drain Cover combine the light signal with drain cover, and through internal means hydroelectric power, the rain is converted to electrical energy, provide warning light illuminated.
In addition,E-Drain Cover will automatically start light signal when rainning , so it's didn't need other control systems.E-drain is also a module design, it can be applied to all kinds of roads up to use.
National Taipei University of Technology
Taipei City, Taiwan