SFN55.2 has 9 LED’s in 3x3, SFH55 has 16 LED’s in 4x4. Good info here. SFN55.2, SFQ55, SFN60, SFQ60, SFS80 and SFH55 LED info
SFN55.2 has 9 LED’s in 3x3, SFH55 has 16 LED’s in 4x4. Good info here. SFN55.2, SFQ55, SFN60, SFQ60, SFS80 and SFH55 LED info