{"product_id":"4-inch-round-16-led-truck-tail-light-12v-24v-stop-brake-turn-signal-reverse","title":"4 Inch Round 16 LED Truck Tail Light 12V-24V | Stop \u0026 Turn","description":"\n\u003ch2\u003e4-Inch Round 16 LED Truck Tail Light – Bright, Durable \u0026amp; Versatile\u003c\/h2\u003e\n\u003cp\u003eUpgrade your truck, trailer, or tractor with this heavy-duty \u003cstrong\u003e4-inch round 16 LED tail light\u003c\/strong\u003e. Designed to handle the demands of commercial and heavy-duty vehicles, this compact yet powerful lamp delivers ultra-bright illumination for stop, brake, turn signal, tail, and reverse functions — all in one unit. Compatible with 12V and 24V systems, it's a reliable and affordable lighting solution for a wide range of vehicles.\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\u003e16 High-Brightness LEDs:\u003c\/strong\u003e Super-bright output ensures excellent visibility in all weather and lighting conditions, keeping you and others safe on the road.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Function:\u003c\/strong\u003e Serves as a stop light, brake light, turn signal, tail light, and reverse light — a true all-in-one solution.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Works seamlessly on both 12V and 24V electrical systems, making it suitable for a vast range of trucks and trailers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built with ABS plastic, polycarbonate (PC) lens, and a stainless steel housing for long-lasting performance even in tough environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Ideal for general trucks, semi-trailers, dump trucks, tractors, buses, boats, and other special vehicles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Simple 2-wire connection makes installation quick and straightforward — no special tools required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e Outer diameter of 140mm (5.4 in), inner diameter of 105mm (4.1 in), with a slim profile of just 15mm depth — fits neatly without bulk.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V – 24V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of LEDs:\u003c\/strong\u003e 16\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS + PC + Stainless Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 140mm \/ 5.4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 105mm \/ 4.1 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Size:\u003c\/strong\u003e 13.6 × 13.6 × 1.5 cm (5.35 × 5.35 × 0.59 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Stop \/ Brake \/ Turn Signal \/ Tail \/ Reverse\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWire Connection:\u003c\/strong\u003e 2 Wires\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVehicle Placement:\u003c\/strong\u003e Front \/ Rear, Left \/ Right\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Vehicles\u003c\/h3\u003e\n\u003cp\u003eThis versatile tail light fits a wide range of vehicles, including:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGeneral Trucks \u0026amp; Semi-Trailers\u003c\/li\u003e\n  \u003cli\u003eDump Trucks \u0026amp; Tractors\u003c\/li\u003e\n  \u003cli\u003eBuses \u0026amp; RVs\u003c\/li\u003e\n  \u003cli\u003eBoats \u0026amp; Marine Vessels\u003c\/li\u003e\n  \u003cli\u003eSpecial \u0026amp; Agricultural Vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× 4-inch Round 16 LED Tail Light\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on vehicle lighting safety standards, visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on automotive lighting safety.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Automotive_lighting\" target=\"_blank\" rel=\"noopener\"\u003eAutomotive lighting\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this 4-inch round LED tail light compatible with both 12V and 24V truck systems?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This tail light is designed to work with both 12V and 24V electrical systems, making it compatible with a wide range of vehicles including semi-trucks, trailers, tractors, dump trucks, and buses.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many functions does this LED truck tail light perform?\u003c\/h4\u003e\n\u003cp\u003eA: This single unit serves five functions: stop light, brake light, turn signal (amber), tail light, and reverse light — making it a cost-effective, all-in-one solution for your commercial vehicle lighting needs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this tail light easy to install on my trailer or semi-truck?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The light uses a simple 2-wire connection system, making installation quick and straightforward for most users. No special wiring harnesses or tools are required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What materials are used in this LED tail light?\u003c\/h4\u003e\n\u003cp\u003eA: The housing is constructed from durable ABS plastic and stainless steel, while the lens is made from polycarbonate (PC) — a combination designed to withstand vibration, moisture, and harsh road 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 round LED tail light compatible with both 12V and 24V truck systems?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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