NK Indoor RGB P4 LED Modules 
LED 1R1G1B 3in1 SMD2020 Brightness ≥1800cd/m2  
Pitch 4mm Module size 192x192mm 
Module pixel 48x48pixels  Brightness adjustment 100 level manual; 16 level automatically
Module resolution 2304pixels  Control mode Synchronous by internet
Frame 60 frame/S Refresh rate 300-3000HZ(no flickering)
Drive mode 1 /12 scan  Gray scale 65536 level for each color
Watt 48W    Color displaying 281trillion
Working voltage 100v-260v, 50/60HZ Viewing angle Horizontal:140°, vertical:140°
Working temperature -20℃---+50℃ Storage temperature -40℃---+60℃
Working humidity 10%-90% IP rate IP30
Service life ≥100.000H Defect rate ≤0.001