Product interoduction: 0.66'' COG + PCB OLED WEA006448A*** (WEA6448x#A00-FC) / 0.96'' COG + PCB OLED WEA012864D*** (WEA12864x#D00-FC) / 2.23'' COG + FR + PCB OLED WEP012832A*** (WEP12832x#A00-FC)