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SODIAL(R)5V 12V 24V DC Sound Sensor / Light Control Relay Switch Module Adjustable Delay Red
Reverse polarity protection,power reverse does not work, will not burn module.
Wide input voltage 5-30V ,Ultra-wide scope.
1 x DC 5V 12V 24V Relay Switch Module
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.
100% Brand New
Voice/sound and light control Optional: You can only use voice features,sound and light control can also be used simultaneously.
The two sound amplification,100-5000 adjustable magnification,adjustable sound intensity threshold.
The light intensity threshold 10-10000LX adjustable sensitivity.
Pull 1-60S adjustable delay time.