... 2mm, 3mm, 5mm, 8mm, 10mm, 20mm 4. Lens type; Water clear, color transparent, colored diffuse 5. Emitted color; Red, White, Yellow ... . Superior ESD protection Primary competitive advantage of 3mm red LED diode: Professional LED manufacture Experience technical staff ... Good service Customaries design is available, free combination 3mm red LED diode Application: Advertising signs, circuit board, computer, ...