... 3)different size,factory direct 4)Wide Viewing Angle 7 segment led clock display Specification: Digit Size: 0.56"Material: GaAlAs/ GaAsEmitted ... Color:red,yellow,green,white,rgb 3)Forward current: 10mA/segment ;Maximum reverse current:100mA 4)wavelength: red:650-700nm ... the led segment displays by hand 2)When applying the displays,please pay attention to do anti-static well 7 segment led clock display