300mm Yellow Flashing Solar-Powered Warning Lights
The 300MM Yellow Flashing Solar-Powered Warning Lights are a type of traffic signal typically installed on both sides of the road or on the crossbar of traffic lights. They are commonly used in areas where vulnerable groups are present along roadways (such as schools and hospitals). They can be installed using either a pole-mounted or cantilever-mounted configuration and are powered by solar energy. The light’s input voltage is 3.7V, and the solar panel’s input voltage is 6V. Due to its low operating voltage, the solar panel can function as long as there is light, converting light energy into electrical energy to charge the battery—meaning the solar panel can charge the battery even during the day when there is no direct sunlight.
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300MM Solar LED Flasher
The Type 200 circular fog lamp is a road safety guidance device for low-visibility conditions, primarily deployed in fog-prone sections of highways, tunnel entrances and exits, toll stations, bridges, interchanges, and safety islands. During rainy or foggy weather, 200MM Round Fog Light emits high-penetration amber-yellow flashing warning light—either as a single lamp flashing independently or as multiple lamps flashing in wireless or wired synchronous mode—to alert drivers to reduce speed and maintain a safe following distance. This device helps mitigate the risk of rear-end collisions in dense fog or rainfall conditions, serving as the front-end terminal device in fog-area driving safety guidance systems (as illustrated below).
Features of the Model 300 Solar Yellow Flash Lamp
Continuous yellow flashing warning:Once activated, the circular LED light ring emits standard-frequency amber-yellow light in a cyclic flickering pattern. Leveraging the human eye’s high sensitivity to flickering light sources, this device serves as a long-range warning to drivers to reduce speed and pay close attention to road conditions. The amber light exhibits strong penetration capability, ensuring optimal visibility in foggy weather, at dusk, and during nighttime. 300MM Solar LED Flasher fdoes not incorporate red or green signal control functionality; its purpose is solely for warning purposes.
Light-controlled automatic mode (commonly used):Equipped with a built-in photosensitive sensor. During daytime when ambient brightness is high, the device enters sleep mode, and the solar panel charges the battery; when the environment becomes darker (e.g., during dusk or on overcast days), the device automatically activates the yellow flashing mode; upon dawn, 300MM Solar LED Flasher automatically turns off, thereby conserving power and extending battery life.
24-hour constant flash mode:Provides round-the-clock, uninterrupted flashing warnings, making 300MM Solar LED Flasher ideal for road sections prone to accidents and 24-hour construction zones.
Photovoltaic charging:The top-mounted solar panels capture sunlight, convert the light energy into electrical energy, and store 300MM Solar LED Flasher in built-in lithium-ion batteries—requiring neither an external power supply nor any wiring.
Range in rainy weather:When fully charged, 300MM Solar LED Flasher can support normal flashing during 5 consecutive days of rainy weather, ensuring uninterrupted warnings even in adverse weather conditions.
Anti-aging structure:The PC lamp housing is UV-resistant, making 300MM Solar LED Flasher less prone to cracking or yellowing under prolonged exposure to sunlight; the LED light source is vibration-resistant, ensuring it remains undamaged even in vehicle vibration environments.
Pole Installation:Compatible with standard utility poles; supports both vertical and horizontal installation; features rapid installation and eliminates the need to excavate cable trenches.
Key pain points addressed by the Model 300 solar yellow flash lamp for customers
Addressing the pain points of no mains power, difficult wiring, and high construction costs.
This system provides independent solar power supply, eliminating the need for external mains power, cable installation, or trench excavation. The poles can be installed directly using clamp fittings, enabling rapid on-site assembly. This approach significantly reduces civil engineering and cable installation costs while shortening project construction timelines.
Lack of warning signs on nighttime or low-visibility road sections increases the risk of traffic accidents.
The high-penetration yellow light flashes continuously, ensuring visibility from a distance; 300MM Solar LED Flasher activates automatically under light-controlled conditions during dusk or in overcast or foggy weather, providing active dynamic warnings to prompt vehicles to slow down and scan the surroundings in advance, thereby reducing the incidence of accidents at intersections.
Outdoor equipment is not resistant to harsh environments, making it prone to damage and resulting in a short service life.
Features an IP65 protection rating, a PC housing with UV resistance, and an LED vibration-resistant light source, making 300MM Solar LED Flasher suitable for outdoor environments exposed to high temperatures, heavy rainfall, and frost. It ensures stable long-term operation in open-air settings, thereby reducing the frequency of equipment replacements.
Inconvenience of temporary scenario device migration
An integrated standalone unit featuring clamp-type installation, easy assembly and disassembly, and the capability for repeated disassembly and relocation, making 300MM Solar LED Flasher suitable for phased deployment across rotating construction sites.
Description of the Type 300 Solar Yellow Flash Lamp Switch

"I": 12-hour illumination
"O":close
"II": 24-hour illumination
V. Product Installation (Vertical Installation Example)

method of erection:
1. First, fix the elongated bracket to the back side of the solar panel using two screws;
2. Then, fix the small bracket in the center of the pre-installed long bracket using two screws;
3. Next, leave a screw on each end, then unscrew the nut on the screw;
4. Place the flat end of the "L" -shaped bracket onto the screw rod, aligning it with the holes and slots; then, slide the solar panel bracket onto the screw rod, followed by the washer and nut; finally, tighten the nut. Lastly, connect the solar panel connector to the luminaire connector.
(as shown in the figure)
5. Shade cap: Install it on the upper part of the lamp; fold the three triangular plates into a curved shape to fit over the lamp, then use screws to fasten them into the corresponding holes.
6. Drill two holes in the lamp post; align these holes with the hole positions of the signal L-bracket; insert a suitable screw through the lamp post, slide the L-shaped bracket over the screw, and secure it with a nut. (As shown in the figure)
300MM Solar LED Flasher Usage Precautions
This product features an aluminum casing; heavy pressure should be strictly avoided to prevent damage to the casing. The device must be powered on only under the supervision of a qualified professional; do not disassemble or assemble the luminaire without authorization.
300MM Solar LED Flasher Warranty Terms
• Warranty Period: 3 years; the warranty covers only the main unit of the lighting fixture; accessories are not covered; custom-made products are excluded.
• Return Method: Customer returns
• 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 shall be borne solely by the shipper.
| Product model | WDM- SG300-1-PC-2 |
|---|---|
| Product size | 350*350MM |
| Solar panel | 10W/6V |
| LED Qty | 75pcs(With lens) |
| Voltage | DC3.7V |
| Battery | 8AH/3.7V |
| Working mode | flashing |
| LED color | R/Y/B/G |
| Power | 0.79W |
| Material | PC |
| Visual distance | 1-800M |
| Installation method | clamp installation |
| fittings of a machine | quantity | Notes |
| lamps and lanterns | 1 unit | Yellow Warning |
| L-shaped stent | 2 | High-strength cold-rolled steel plate, used to securely fasten the lamp housing. |
| solar panel | 1 block | Self-contained energy storage via solar panels |
| Solar panel mounting bracket | 1 | Fixed solar panels |
| certificate | 1 copy | As a material release certificate |
| product specification | 1 copy | Includes product technical specifications, illustrated installation steps, and safety and maintenance guidelines. |







