Prgrams selection: more than 10 builtin optional programs, including flowing chasing, rapid chasing, flickering chasing, circulating chasing and color transitions, or customized on customer's request.

程序变化：内置10余种可选择程序，具有流动追逐、快速追逐、闪动追逐、来回追逐、七彩变化等多种程式变化，也可根据客户要求另编程序。

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