30pcs 5mm (Red, Green, Yellow) Diffused Light Emitting Diodes - LEDs Set

Overview A pack of 30 pieces of 5mm Red, Green and Yellow diffused LEDs, suited to indicator lights, DIY electronics, and circuit prototyping. Key Specs Spec Value Color Red, Green, Yellow Lens 5mm, diffused (milky white) Forward voltage ~2.0–3.2V Forward current 20mA typical, 30mA max Viewing angle 60°–120° Peak wavelength ~520–570nm Luminous intensity ~100–300mcd Package quantity 10 pieces each color Pinout Long lead: Anode (+) · Short lead: Cathode (−) Features Diffused lens for soft, even light output RoHS compliant Compatible With Any 5V or 3.3V microcontroller project with a current-limiting resistor Use Cases Indicator lights Small-batch Arduino and breadboard projects FAQ Do I need a resistor? Yes — always use a current-limiting resistor sized for your supply voltage and the LED's forward voltage/current.