1、
Screen should not show any indication, turn the left toggle switch towards you.
屏幕上应该没有任何显示, 这时将最左上角的那个三位开关掰到离你最近的位置.
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2、
The toggle switch is suitable for being used as a power switch in particular.
本实用新型尤其适宜用作电源开关.
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