1. Introduction
This manual provides instructions for the safe and efficient use of your 2W 5V Portable Solar Panel. This device is designed to provide portable power for charging various electronic devices using solar energy, making it ideal for outdoor activities like camping, backpacking, and hiking.
2. Package Contents
- 1 x 2W 5V Portable Solar Panel with USB Interface (50cm cable length)
- 1 x Carabiner
Please inspect all items upon receipt. If any components are missing or damaged, contact customer support.
3. Setup
- Unpack the Solar Panel: Carefully remove the solar panel and its accessories from the packaging.
- Inspect for Damage: Check the solar panel for any visible damage to the panel surface, USB port, or cable.
- Positioning: For optimal charging, place the solar panel in direct sunlight. Ensure no shadows are cast over the panel surface. The panel can be attached to a backpack or tent using the included carabiner for convenient positioning.

Figure 1: Portable solar panel attached to a backpack for charging on the go.
4. Operating Instructions
The solar panel is designed for straightforward operation. It converts sunlight directly into electrical energy to charge your devices.
- Connect Your Device: Plug your electronic device's USB charging cable into the USB output port of the solar panel.
- Expose to Sunlight: Place the solar panel in direct sunlight. The charging process will begin automatically.
- Monitor Charging: Most devices will indicate when they are charging. Ensure your device is receiving power.
- Optimal Performance: For best results, keep the solar panel angled directly towards the sun. Charging efficiency may vary depending on sunlight intensity, cloud cover, and panel orientation.

Figure 2: The solar panel can charge smartphones and other devices in diverse outdoor environments.

Figure 3: Detail of the USB output port for connecting charging cables.
5. Maintenance
- Cleaning: Gently wipe the solar panel surface with a soft, damp cloth to remove dust, dirt, or debris. Avoid using abrasive cleaners or harsh chemicals.
- Storage: When not in use, store the solar panel in a cool, dry place away from direct sunlight and extreme temperatures.
- Water Resistance: The panel is designed to meet basic life waterproof standards (wear-resistant, corrosion-resistant). It is not suitable for immersion in water. Ensure the USB port is dry before use.
- Cable Care: Avoid sharp bends or kinks in the USB cable to prevent damage.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not charging |
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| Slow charging |
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7. Specifications
| Origin | Mainland China |
| Certification | CE |
| Type | Solar Panel |
| Number of Panels | 1 |
| Material | Polycrystalline Silicon |
| Wafer Grade | A polysilicon |
| Process | EVA lamination |
| Working Voltage | 5V |
| Working Current | 0-400mA |
| Size | 163 x 94 mm (6.42 x 3.7 inches) |
| Output Port | USB |
| Scope of Application | 3.7V-5V mobile phones, mobile power supplies, and other low-power electronic products |
| USB Cable Length | 50cm |
| Weight | 56g |

Figure 4: Dimensions of the portable solar panel.
8. User Tips
- For continuous power to outdoor devices like wireless cameras, ensure the panel is positioned to receive maximum sunlight throughout the day.
- Always verify your device's voltage compatibility (5V) before connecting to avoid damage.
- When using the panel with devices that have a Type-C charging interface, ensure proper waterproof protection at the connection point.
9. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the seller's official website or contact their customer service department. A detailed user manual in PDF format is also available for download from the product page or directly via this link.