ITEM NAME:LED Traffic Lights Light Traffic Light Module I4Q4 LED Traffic Lights Light Traffic Light Module I4Q4 size: 21*61mm color: red,yellow and green. LED: 5mm * 3. brightness: normal brightness. voltage: 5v.input: digital signal output. interface: common cathode red and yellow green control alone. platform: for arduino,51 single chip. this is a LED traffic lights light module. Material:metal/Plastic color:black Package Included: 1x LED traffic lights light module Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Brightness: normal brightness. this is a LED traffic lights light module. LED: 5mm 3. input: digital signal output.
