Solar Trailer Guide Sign
This product is an arrow-direction sign indicator light. It is mainly used for various road construction indications, such as indicating that this vehicle is in operation or that this section of the road is under construction. It helps guide passing vehicles to safely and quickly pass through. It is equipped with a controller to regulate the arrow direction, and is simple and easy to operate.
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1) It is mainly used for engineering vehicles, municipal vehicles, etc. It adopts Taiwan crystal chip light bulbs and is arranged in 125-type LED lamp tubes. Each lamp tube has 60 light bulbs, with extremely high brightness and excellent visual effect.
The shell is made of cold-rolled steel plate and is fully enclosed, all-weather, and rainproof. It has good oxidation resistance and the equipment will not fade or rust during the usage period.
2) Completely waterproof: Waterproof glue is applied at the connection between the product’s surface display screen and the box body to improve the waterproof performance of the product.
3) This product uses a wide voltage of 12V low-voltage electricity, with good stability.
4) Strict aging test: The product is verified for aging 24 hours before shipment, making the performance even more superior!
5) Display mode: There are five display modes, namely full on, left arrow light, right arrow light, single line light, four corners light, and off.
Solar Foldable Mobile Guide Sign
The Solar-Powered Foldable Mobile Traffic Guidance Sign is a vehicle-mounted, towed, active-illumination traffic guidance device primarily designed for highway construction operations and emergency traffic control scenarios. Utilizing high-brightness dynamic LED arrow indicators, Solar Foldable Mobile Guide Sign alerts vehicles to change lanes or detour in advance, providing long-range safety warnings; it is classified as a specialized temporary roadwork safety facility. This device integrates a solar-powered supply system, a hand-cranked lifting and folding frame, a towed mobile chassis, and a multi-mode lighting control system. Operating without the need for external mains power, Solar Foldable Mobile Guide Sign offers flexible deployment and rapid relocation capabilities, meeting the demand for all-weather safety guidance during construction activities on highways and municipal roads. (As shown in the figure below)
Solar Foldable Mobile Guide Sign Solar-powered foldable mobile directional signage product features
• Multi-mode LED arrow indicator:
High-brightness amber LED light cluster with multiple flashing patterns selectable: left arrow, right arrow, bidirectional merge signal, and full flash warning; provides clear long-range alerts to drivers regarding lane closure, lane change detours, or traffic diversion, ensuring excellent visibility both day and night, as well as in rainy or foggy conditions.
• Temporary Lane Management:
During high-speed or municipal road-construction work involving lane closure, inform drivers in the adjacent lanes in advance that the lane ahead is closed, and guide them to change lanes early to avoid sudden braking or cutting in, thereby reducing the risk of rear-end collisions and ensuring the safety of construction personnel at the site.
• Solar self-sufficiency power supply:
Solar panel + energy storage battery system – operates outdoors without reliance on mains power, enabling prolonged continuous operation; during cloudy nights, the battery supply ensures uninterrupted operation – ideal for outdoor or long-duration roadwork scenarios.
• Adjustable folding bracket:
The signpost features manual height adjustment and a foldable panel for storage; when transporting, the height can be lowered to reduce wind resistance and compact the size; during on-site installation,Solar Foldable Mobile Guide Sign can be raised to the optimal visibility height, accommodating various vehicle types and road viewing angles.
• Towable mobile design:
The vehicle features a towed trailer chassis, enabling rapid relocation between work sites via towing; Solar Foldable Mobile Guide Sign is equipped with a support jack, rear crane tail lights, and safety guard legs for secure parking, ensuring that the towing operation complies with road safety regulations.
• Protection and Durability:
Metal corrosion-resistant paint application frame; waterproof LED pixel light tube – dustproof, water-resistant and impact-resistant, designed for harsh outdoor operating conditions including sun exposure, rain, high-speed wind, and vibration; includes a electrical control box with local button operation and wireless display mode switching functionality.
• Trailer chassis:
Dual-wheel trailer design enables rapid relocation of the vehicle to new operational sites; equipped with parking support legs for stable positioning and wind resistance.
• Rear driving safety light:
The trailer is equipped with built-in tail lights and reflective markings, ensuring compliance with road safety requirements during towing operations.
The solar-powered foldable mobile directional sign addresses key pain points for customers.
Manual operation carries high risks and significant safety hazards.
The equipment utilizes high-brightness LED remote lighting signals to replace close-range manual signaling, reducing the need for personnel to face heavy traffic flows and thereby lowering the risk of injury or death during construction operations.
Conventional reflective warning signs may be difficult to see at night or in rainy or foggy conditions; the warning range is insufficient.
Active amber LED lighting assembly with a visible range of ≥200 meters; the active illumination is unaffected by ambient light, providing all-weather, long-range early warning and guiding vehicles through smooth lane changes.
Addressing difficulties with external power supply and complex wiring arrangements.
Integrated solar and energy storage power supply system – no external mains connection required; self-charging during daytime and continuous operation at night or on cloudy days – eliminates the need for wiring, generator fuel consumption, and maintenance costs, making it ideal for long-term outdoor operations.
The equipment is bulky, and its disassembly and handling are time-consuming and labor-intensive.
The towed-traction design allows for rapid relocation of the work site simply by towing the vehicle; the hand-cranked lifting mechanism combined with a foldable platform structure enables raising for operation or folding for transport – reducing the overall height and volume of the vehicle, eliminating the need for lifting equipment, and allowing a single person to complete both deployment and storage.
Limited storage space at construction sites; transportation of oversized or overweight loads.
The compact overall dimensions, achieved through foldable storage, eliminate the issue of excessive height, making it ideal for truck transportation and warehouse storage at construction sites.
Complex equipment and significant maintenance workload
Integrated trailer structure with high protection rating – waterproof and dustproof; the solar power system requires virtually no routine maintenance, making long-term operation possible without the need for dedicated personnel.
Construction sites are highly dynamic, requiring frequent changes in directional guidance.
Multi-mode lighting switching (left/right arrow keys, flashing warning, etc.) supports local electric control or one-touch remote control switching of guidance patterns; a single device accommodates various road closure scenarios without the need to replace signage.
Simplified warning devices suffer from poor wind resistance, are prone to tipping over, and the towing and relocation procedures do not comply with regulations.
Strengthened trailer chassis with adjustable parking support legs for enhanced wind resistance; equipped with trailer tail lights and reflective safety accessories to ensure compliance with road safety requirements during towing operations; the entire unit features corrosion resistance, waterproofing, and shock resistance, making it suitable for use in all weather conditions and on rough road surfaces, thereby extending its service life.
Solar Foldable Mobile Guide Sign Solar Foldable Mobile
Display Mode
Solar panel wiring:
"+" (Brown line): Positive terminal
"-" (Blue line): Negative terminal
Switch:
"O":Guan
"I":open
Battery Wiring:
Brown wire: Positive terminal
Blue line: Negative pole
Guidance Sign Wiring:
Brown wire: Positive terminal
Blue line: Negative pole
Attach to the directional sign
Connect to the solar panel
Connect to the battery
Product Installation

Install the tires (be sure to tighten each nut in the correct direction).

Align the holes on the tire mudguard with the holes on the trailer side panel; secure the mudguard to the wheel using four M12×90 screws and nuts.

Secure the vehicle's body panel to the tires, then level the vehicle with the tires installed.

Assemble support frames (4 in total): Fit the support frames into the trailer mounting holes and align them, then insert the screws.
Tow bar installation:
Insert the trailer rod into the front end of the trailer, then install the trailer rod retention plate (secure it using two M12×30 screws), and finally insert the plug socket.
Trailer Index Head Installation
Align the four holes on the trailer index head with the four holes on the trailer rod, insert the screws, then secure them using a nut, spring washer, and spacer; finally, tighten with a wrench; (4 M12*90 screws and nuts).
Leading wheel installation
Install the guide wheel: Use four M12×130 screws and nuts to secure the two brackets and the guide wheel to the trailer rod; simply tighten the nuts with a wrench.
Handbrake installation
Align the mounting hole positions for the handbrake bracket with those for the trailer rod, then secure them using two M12×130 screws and nuts; finally, tighten the screws with a wrench.

Install the two lower brackets: first, secure each bracket to both sides of the trailer using six M12×130 screws and nuts.

A central rod supports the two side brackets; the top is secured with two M12×90 screws and nuts.

Install the bracket and secure it using two M12×130 and M12×90 screws and nuts.

Install the hook for the lifting rope and the intermediate fixing rod using one M12×90 screw and one M12×130 screw with a nut; at the position indicated by the red frame, use a pin rod.

Pass 12 M10×50 screws and nuts through the aluminum groove on the back of the product; then insert the holes at both ends of the clamp into the corresponding screws at each end; finally, tighten the nuts to secure the clamp in the center of the aluminum groove; insert the support bracket between the two clamps and secure it using nuts and washers.
Solar panel installation:
Secure the installed solar panels to the trailer frame using two M12×150 screws and two M12×130 screws and nuts.

Pass 12 M10×50 screws and nuts through the aluminum groove on the back of the product; then insert the holes at both ends of the clamp into the corresponding screws at each end; finally, screw on the nuts to secure the clamp in the middle of the aluminum groove; pass the support bracket through the space between the two clamps and secure it using nuts and washers.

The top of the control box features two mounting holes; these holes should be aligned, and the trailer bracket can be secured using two M12×90 screws and nuts.
Brake line installation:
Install the brake line: Unscrew the screw on the U-shaped bracket, insert the brake line into the front of the vehicle, and then tighten the nut; the long screw at the other end of the U-shaped bracket is used to adjust the length.
Guidance sign lifting:
Elevating the directional sign: First, remove the screw from the bracket; then, hold the handle with one hand and use the other hand to gently rotate it to raise or lower the sign.
Production Details









Batch Aging
Usage Precautions
This product features an aluminum housing; heavy pressure should be strictly avoided to prevent damage to the housing. The device must be powered on only under the supervision of a qualified professional; do not disassemble or assemble the luminaire without authorization.
Solar Foldable Mobile Guide Sign After-Sales Warranty Terms
• Warranty Period: 3 years; the warranty covers only the main unit of the lighting fixture; accessories are not covered; customized products are excluded.
• Return Method: Customer Return
• Scope of Exclusion: Malfunctions resulting from human-induced damage or natural disasters are not covered under the warranty.
• Logistics Note: The shipping cost for returned items for repair shall be borne by the shipper in a one-way manner.
| Product model:WDM-DXP-Y | |
| Product Name | Solar Trailer Guide Sign |
|---|---|
| Product size | 2438*1219MM (guide sign size) |
| Led bead category | Taiwan Jingyuan chip LED beads |
| Color of the lamp beads | yellow |
| Yellow wavelength | 590-595NM |
| Working voltage | DC12V |
| Shell material | Cold-rolled steel plate |
| Solar panel | 150W |
| Battery | 100AH |
| Operating temperature | -40-50°C |
| Service life | 100,000 hours |
| Visible distance | 1-500 meters |
| Installation method | Trailer bracket installation |
| Applicable sites | Engineering vehicles, etc |
| fittings of a machine | quantity | Note: |
| Guidance Sign | 1 unit | External road signage display |
| Cart | 1 unit | Portable display screen |
| solar panel | 1 block | Solar panels with independent energy storage |
| Solar panel mounting bracket | 1 | Fixed solar panels |
| certificate | 1 portion | As a material release certificate |
| product specification | 1 portion | Includes product technical specifications, illustrated installation procedures, and a safety and maintenance guide. |







