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12-24 volt compatibility
These lamps operate on 120 VAC
This LED swing arm is a direct replacement for 500 watt quarts halogen dock lights
Benefits: The MT-PML-3P-13800D-750KVA-440Y
Sound Detector (with Headers) $250 - $500 12-24 volt compatibilityThe SparkFun Sound Detector is a small and very easy to use audio sensing board with three different outputs. The Sound Detector not only provides an audio output, but also a binary indication of the presence of sound and an analog representation of its amplitude. The three outputs are simultaneous and independent, so you can use as many or as few as you want at once. The envelope output allows you to easily read amplitude of sound by simply measuring