Features:
1. Mini size.
2. Simple wiring.
3. Targeted.
4. Custom installation.

Specification:
Size: 61 * 21 * 11mm(2.4 * 8.3 * 4.3inch)
Light / Lamp Color: Red, Yellow, Green
LED Size: 5mm * 3
Rightness: Ordinary brightness
Voltage: 5V
Input: Digital signal output
Interface: Common cathode, red yellow green separate control
Platform: for Arduino, 51 single chip microcomputer
Operating current: Red 13mA; Yellow 13mA; Green 25mA
Each cable length: about 20 cm /8-inches

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.

Application:
1. for Arduino Creative & Raspberry Pi DIY Projects
2. Traffic signal system
3. Teaching demonstration
4. Indication sign
5. Light alarm system

Describe:
5pcs 5V Mini Traffic Light LED Display Module Red Yellow Green
5mm LED Mini-Traffic Light Electronic Building Blocks for Arduino
Traffic Light System Model
This is a mini-traffic light display module, high brightness, very
suitable for the production of traffic light system model and
school scientific research projects. Compatible with Arduino,
Raspberry Pi.
Voltage - 5V ; Input - Digital signal output. It can work with 3.3V and 5V.
Interface: Common cathode, red and yellow green control
individually. Each LED lamp can only emit one color of light.
Mini LED Traffic Light for Arduino and breadboards

Package List:
5x LED Traffic Light Module