Traffic Light LED Module (5mm, 4-Pin)

LED Size & Type: Three 5mm diffused LEDs (Red, Yellow, and Green) arranged vertically.

Pinout / Interface: 4-way header pins (Common Cathode / Ground):

G: Green LED control

Y: Yellow LED control

R: Red LED control

GND: Ground (Common Cathode)

Operating Voltage: 3.3V to 5V

Compatibility: Compatible with microcontrollers like Arduino, Raspberry Pi, and micro:bit.

Control Logic: Logic HIGH to activate individual LEDs. It also supports PWM signals for brightness control.