... size,factory direct 4)Wide Viewing Angle 7 segment led clock display Specification: Digit Size: 0.56"Material: GaAlAs/ GaAsEmitted Color: green Peak wavelength ... inch,0.3 inch,0.32 inch,0.36 inch,0.4 inch,0.5 inch,0.52 inch,0.56 inch,0.6 inch,0.8 inch,1.0 inch,1.2 inch,1.5 inch,1.8 inch,2.3 inch,3.0 inch,4.0 inch ...