{"product_id":"traffic-light-led-module-red-yellow-green-arduino","title":"Traffic Light LED Module — Red \/ Yellow \/ Green, Arduino","description":"\u003ch2\u003eTraffic Light LED Module — Red \/ Yellow \/ Green, Digital Output, Arduino\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003etraffic light LED module\u003c\/strong\u003e is the perfect beginner Arduino project component — three LEDs (red, yellow, green) mounted on a single PCB module with current-limiting resistors pre-installed, ready to connect directly to Arduino GPIO pins without any additional components. Simply connect VCC, GND, and three digital output pins to control each LED independently.\u003c\/p\u003e\u003cp\u003eThis module is widely used in Arduino beginner tutorials, robotics projects, and educational electronics kits to teach digital output control, timing, and state machine programming concepts in a visually intuitive way.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree LEDs: Red, Yellow, Green\u003c\/strong\u003e — traffic light color set for signal and indicator projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-installed current-limiting resistors\u003c\/strong\u003e — connect directly to Arduino GPIO; no additional components needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital output control\u003c\/strong\u003e — each LED controlled independently via digital HIGH\/LOW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact PCB module\u003c\/strong\u003e — easy breadboard and PCB integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.3V and 5V compatible\u003c\/strong\u003e — works with Arduino, ESP32, and Raspberry Pi\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eArduino beginner traffic light projects\u003c\/li\u003e\n\u003cli\u003eRobotics and autonomous vehicle signal systems\u003c\/li\u003e\n\u003cli\u003eEducational electronics kits and STEM projects\u003c\/li\u003e\n\u003cli\u003eStatus indicator and alert systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLEDs:\u003c\/strong\u003e Red, Yellow, Green\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e Digital output (HIGH\/LOW per LED)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 3.3V – 5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 5-pin (VCC, GND, R, Y, G)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Keszoox\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45672979398891,"sku":"","price":8.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Traffic-Light-LED-Module-1.jpg?v=1723007795","url":"https:\/\/keszoox.com\/products\/traffic-light-led-module-red-yellow-green-arduino","provider":"Keszoox","version":"1.0","type":"link"}