Voice Operated Power Controller PCB for LED Lights and Small DC Devices

Built-in high-sensitivity microphone recognizes sound signals such as clapping and tapping to trigger the circuit. Upon triggering, it automatically enters a 6-second delay power-off mode, eliminating the need for manual switching and providing a more convenient interactive experience.

Condition: New · Seller: august8 · 94.1% positive · 135 ratings

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