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1.Preface
Dear users,
To ensure better performance of your e-bike, please read
through the WH-527 product introduction carefully before using. We
will use the most concise words to inform you of all the details
（
including the hardware installation, setting and normal operation use
of the display
）
when using our display. Meanwhile, the introduction
will also help you to solve the possible confusion and malfunctions.
D
