Grove - LED is designed for beginners of Arduino/Seeeduino to monitor controls from digital ports. It can be mounted to the surface of your box or desk easily and used as indicator for power or signal. Its brightness can be adjusted using the potentiometer.
The Grove - Variable Color LED is a RGB LED that can be controlled by both digital and PWM signals, there are three changable resistors on board, with which you can change the color simply and quickly.