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Voltage: +5V
Product RGB Addressable LED Ring WS2812 Interface Single-wire digital Driver / controller WS2812 Color / light type RGB Platform fit Arduino Qty of LED 16 Current for each LED 18mA Working Voltage 5V DC Out Diameter 61 mm Pinout & usage notes
digital output
Match the coil voltage and use a proper driver or relay for switching
allowing you to monitor varying sound levels
DFRobot Mega 2560 - Arduino Mega 2560 R3 Compatible Board led current meter Voltage: +5VBuild Faster with the DFRobot Mega 2560 Arduino Compatible DFRobot Mega 2560 Arduino Compatible DFRobot Mega 2560 is built for projects that need lots of pins, more memory, and room to grow. It works well for robotics, control systems, display projects, and sensor heavy builds. The board keeps the Arduino Mega style layout while adding practical touches like color coded headers and updated USB support. Important: Use the official DFRobot links below
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