A business card appears blank, but opens like a flower in bright sunlight, then closes as the light is dimmed. Employs the c))motion plastic laminate to respond to the sun- see [ Ссылка ] for more information.
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A business card appears blank, but opens like a flower in bright sunlight, then closes as the light is dimmed. Employs the c))motion plastic laminate to respond to the sun- see [ Ссылка ] for more information.