8x8 Yellow Dot Matrix Display 5mm Dots 2V 585nm Specifications Configuration: 8 x 8 Color: Yellow Peak Wavelength: 585 nm Dot Size: 5 mm Millicandela Rating: 12 mcd Internal Connection: Common Anode Row, Common Cathode Column Size / Dimension: 0.50" L x 0.70" W x 0.25" H (12.66mm x 17.74mm x 6.30mm) Voltage - Forward (Vf) (Typ): 2V Interface: DIP