5V Mini Traffic Light LED Display Module for Arduino

Description:

This is a mini-traffic light display module, high brightness, very suitable for the production of traffic light system model.

2. Features:

1>. Small size.

2>. Simple wiring.

3>. Targeted.

4>. Custom installation.

3. Parameters :

4.Use manual :

1.It just support controller to contorl;

2. Input High or Low level from controller to make LEDs ON or OFF. 

3.It can be controlled by PWM,too.

5.Application:

1>. Analog traffic signal system

2>. Teaching demonstration

3>. Indication sign

4>. Light alarm system

6.frequency asked questions:

1>. Does it work with 3.3V or 5V?

Q : It can work with 3.3V and 5V.

2>. Is it RGB?

Q : No,Each LED lamp can only emit one color of light.

3>. Can 3 LEDs be illuminated at the same time?

Q : Yes,it can.It can be controlled by yourself.