SK6812-4020 is an intelligent external controlled LED light source integrating control circuit and light emitting circuit. 

Each LED light source is a pixel point, and the LED light source contains intelligent digital interface data latch signal circuit
and power supply Voltage regulator circuit, built-in constant current circuit, data regeneration circuit, high precision RC oscillator,
output drive using patented PWM technology, effectively ensure the color consistency of the light in the pixel point.