8W 18V Portable Waterproof Mini Solar Panel Battery Charger
8W 18V Portable Waterproof Mini Solar Panel Battery Charger
8W 18V Portable Waterproof Mini Solar Panel Module with Clip — Battery Charger for 12–18V Systems
Harness the sun's energy anywhere you go with this compact 8W 18V polycrystalline silicon solar panel. Designed for outdoor enthusiasts, DIY solar projects, and off-grid power needs, this lightweight panel features a durable epoxy board construction that stands up to the elements — rain, dust, and UV exposure included. At just 120 grams and 200×130×3 mm, it slips easily into a bag or mounts on any flat surface, delivering reliable power wherever you need it.
Key Features
- High-Efficiency Polycrystalline Silicon Cells: Engineered to convert sunlight into electrical energy with excellent efficiency, keeping your 12–18V batteries topped up during outdoor use or off-grid setups.
- Weather-Resistant Epoxy Board Construction: Built to withstand rain, humidity, and prolonged sun exposure — ideal for permanent garden installations or rugged camping adventures.
- Ultra-Compact & Lightweight: At only 120 g and 7.87 × 5.12 × 0.12 inches, this mini panel is easy to transport, mount, or integrate into small solar systems.
- Convenient Clip Connection: Comes with integrated clips for quick, tool-free connection to compatible 12–18V batteries and devices.
- Eco-Friendly & Cost-Saving: Tap into free solar energy to reduce utility costs and lower your carbon footprint — a smart, sustainable choice for home or outdoor use.
- Versatile Applications: Perfect for solar garden lights, emergency lighting, advertising signs, traffic lights, solar street lights, electric fans, small solar water pumps, and other low-power devices.
Specifications
| Power Output | 8W |
| Working Voltage | 18V |
| Working Current | 0–230 mA |
| Open Circuit Voltage | 19.2V |
| Short Circuit Current | 300 mA |
| Material | Polysilicon Epoxy Board |
| Dimensions | 200 × 130 × 3 mm / 7.87 × 5.12 × 0.12 in |
| Weight | 120 g |
| Compatible Battery Range | 12V – 18V |
| Country of Origin | Made in China |
⚠️ Please Note: This panel is not compatible with mobile phone charging. It is designed for 12–18V battery systems and compatible low-power devices only. Please allow ±1–2 cm measuring deviation due to manual measurement. Actual color may vary slightly from photos due to different monitor settings and lighting.
What's in the Box
- 1 × 8W 18V Mini Solar Panel Module
Learn More About Solar Energy
Interested in how solar panels work and their impact on renewable energy? Visit the U.S. Department of Energy — How Solar Works for a comprehensive overview of solar technology and its everyday applications.
Frequently Asked Questions
Q: Can this 8W 18V solar panel charge a mobile phone directly?
A: No — this mini solar panel module is designed to charge 12V and 18V battery systems and compatible low-power devices. It is not suitable for direct mobile phone charging. For phone charging, a dedicated USB solar panel with a built-in voltage regulator is recommended.
Q: What devices and applications is this solar panel best suited for?
A: This 8W portable solar panel works great for solar garden lighting, small home lighting systems, solar street lights, outdoor advertising displays, emergency lights, electric fans, small solar water pumps, and other low-power 12–18V appliances and systems.
Q: Is this solar panel truly waterproof for outdoor use?
A: Yes — the panel features a weather-resistant epoxy board construction that protects the polycrystalline silicon cells from rain, moisture, and UV exposure, making it well-suited for permanent outdoor installations as well as camping and off-grid adventures.
Q: How do I connect this solar panel to a battery?
A: The panel comes with convenient integrated clips for quick and easy connection to a compatible 12–18V battery — no special tools required. Simply attach the clips to the correct battery terminals and place the panel in direct sunlight to begin charging.