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3mm F3 RGB Slow-Flashing LED Diode Product Overview These 3mm F3 transparent self-flashing LEDs feature a clear round lens and built-in IC, automatically cycling through a smooth slow-flashing RGB color sequence without external control signals. The short-pin design ensures easy PCB assembly, making them ideal for decorative lighting, toys, and projects requiring eye-catching color effects. Technical Specifications Parameter Details Package Type 3mm (F3) Round Head Transparen