Built to deliver 80 PLUS Bronze efficiency, Smart BX1 RGB series is available in 550W, 650W, and 750W models. The preinstalled 10 LED RGB fan provides excellent airflow, and also 3 lighting modes, 7 color options, LED Off, and a built-in memory function, which saves the colors applied and insure the same color selection every time you boot your PC. Comes with premium components, stable continuous power output at 40℃, and ample 5-year warranty, its near silent operation, trouble free installation and reliable performance have made itself satisfy the market where value-oriented users are looking for a power supply with advanced features and aesthetic appeal.