... direct 4)Wide Viewing Angle four digit 7-segment led display Specification: Digit Size: 0.36"Material: GaAlAs/ GaAsEmitted Color: hi-red Peak wavelength ... of display height:0.28 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 ...