{"product_id":"4-inch-round-16-led-truck-tail-light-stop-brake-turn-signal-reverse","title":"4 Inch Round 16 LED Truck Tail Light | 12V-24V Stop Brake Signal","description":"\n\u003ch2\u003e4 Inch Round 16 LED Truck Tail Light – Stop, Brake, Turn Signal \u0026amp; Reverse\u003c\/h2\u003e\n\u003cp\u003eUpgrade your truck, trailer, or semi with this heavy-duty \u003cstrong\u003e4-inch round 16 LED tail light\u003c\/strong\u003e. Designed for wide compatibility and built to last, this compact yet ultra-bright lamp handles stop, brake, turn signal, and reverse functions all in one unit. Whether you're hauling cargo on the highway or working on a job site, staying visible and road-legal has never been easier.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuper Bright LEDs:\u003c\/strong\u003e 16 high-quality LEDs per light deliver exceptional brightness and visibility in all weather conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Function:\u003c\/strong\u003e Combines Stop, Tail, Turn Signal, and Reverse light functions in a single compact housing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e Compatible with both 12V and 24V electrical systems — perfect for light-duty trucks and heavy commercial vehicles alike.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built with ABS plastic, polycarbonate lens, and stainless steel hardware for long-lasting, weather-resistant performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Designed for trucks, semi-trucks, trailers, tractors, dump trucks, buses, boats, and other specialty vehicles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Simple 2-wire connection makes replacement or new installation straightforward with no special tools required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Versatile:\u003c\/strong\u003e Mount front or rear, left or right — flexible placement for any setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V – 24V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of LEDs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS + PC + Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOuter Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140mm \/ 5.4 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInner Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e105mm \/ 4.1 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.6 × 13.6 × 1.5 cm \/ 5.35 × 5.35 × 0.59 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStop \/ Brake \/ Turn Signal \/ Tail \/ Reverse\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Wires\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront \/ Rear, Left \/ Right\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatible Vehicles\u003c\/h3\u003e\n\u003cp\u003eThis LED tail light is suitable for a wide range of vehicles and applications, including:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGeneral Trucks \u0026amp; Semi-Trucks\u003c\/li\u003e\n  \u003cli\u003eTrailers \u0026amp; Semi-Trailers\u003c\/li\u003e\n  \u003cli\u003eTractors \u0026amp; Farm Equipment\u003c\/li\u003e\n  \u003cli\u003eDump Trucks \u0026amp; Utility Vehicles\u003c\/li\u003e\n  \u003cli\u003eBuses \u0026amp; Commercial Vehicles\u003c\/li\u003e\n  \u003cli\u003eBoats \u0026amp; Marine Vessels\u003c\/li\u003e\n  \u003cli\u003eSpecial Purpose \u0026amp; Off-Road Vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 4-Inch 16 LED Round Tail Light\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety \u0026amp; Compliance\u003c\/h3\u003e\n\u003cp\u003eProper vehicle lighting is critical for road safety. For more information on federal motor vehicle lighting standards and requirements, visit the National Highway Traffic Safety Administration (NHTSA). You can also review trailer and truck lighting safety guidelines at the Federal Motor Carrier Safety Administration (FMCSA).\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Emergency_vehicle_lighting\" target=\"_blank\" rel=\"noopener\"\u003eEmergency vehicle lighting\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this 4-inch LED tail light compatible with both 12V and 24V truck systems?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This LED truck tail light supports a wide voltage range of 12V to 24V, making it compatible with both light-duty and heavy-duty commercial vehicle electrical systems, including semi-trucks, trailers, tractors, and buses.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many functions does this round LED tail light perform?\u003c\/h4\u003e\n\u003cp\u003eA: This single unit handles four key lighting functions: Stop, Brake, Turn Signal (amber), Tail, and Reverse light — eliminating the need for multiple separate lamps and simplifying your wiring setup.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the installation of this truck tail light easy? What wiring is required?\u003c\/h4\u003e\n\u003cp\u003eA: Installation is straightforward. The light uses a simple 2-wire connection, so no complex wiring harness is needed. It can be mounted at the front or rear, and on the left or right side of your vehicle for maximum flexibility.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What materials are used in this LED tail light, and is it weatherproof?\u003c\/h4\u003e\n\u003cp\u003eA: The housing is made from durable ABS plastic and polycarbonate (PC) lens material, with stainless steel hardware. This combination provides excellent resistance to vibration, moisture, and general wear — ideal for trucks and trailers operating in demanding outdoor conditions.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this 4-inch LED tail light compatible with both 12V and 24V truck systems?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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