- RGB+White color emitter - Mechanical dimensions - 175mm diameter X 22mm - Based PCB material – FR4, 105um Copper - Total power – 50W (@ 12VDC) - LED current – 420mA - Supplying voltage – 12V DC (from 9.5V to 13V DC) - Supplying current – 4.8Amp - LEDs used – 28pcs. x RGB+White LED CREE - PWM modulation frоm external powerful current driver, Common Positive PWR connection. - recommended PWM frequency – 200-500 Hz.