Product description
Specification:
Size: 61 * 21 * 11mm
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 & for Raspberry Pi DIY Projects
2. Traffic signal system
3. Teaching demonstration
4. Indication sign
5. Light alarm system

Package Includes
5 x LED Traffic Light Module
1 x 20 pin male and female DuPont cable