CommentStreams:Be18c8041ef41b66ecbc5ecca0b6cc5f

< CommentStreams:9d32b922c68303eff30feb3aaeb4dc09

Revision as of 17:50, 18 February 2022 by Lisa (talk | contribs) (Migrated reply #2342)

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Hello，

①Please refer to FAQ information：[Raspberry Pi Tutorial: How to Use a Buzzer]

②AC FALL(AC Power Loss LED)----When AC power supply is not connected or power supply fails, the red indicator light is always on. If connected to AC power, the red indicator will not light up.

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