• Portable 21W folding solar panel charger for outdoor use and camping.
  • Person attaching a solar panel to a backpack in a forest setting with a campfire and tent.
  • Folded, compact portable solar charger with a camouflage pattern.
  • Partially folded 21W portable solar panel, showing its flexible design.
  • Flexible solar charger powering a smartphone via its dual USB port.
  • Close-up of the dual USB ports on the 21W portable solar charger.
  • Detailed view of the high-efficiency solar cells on the portable panel.
  • Diagram showing the open dimensions of the 21W folding solar panel.
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21W Portable Folding Solar Charger with Dual USB Ports

21W Portable Folding Solar Charger with Dual USB Ports

HK$299.00
HK$299.00
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Shipping calculated at checkout.

Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

Power Up Your Adventures with the 21W Portable Solar Charger

Never be without power on your outdoor trips again. This 21W portable solar panel is designed for adventurers who need a reliable, eco-friendly charging solution for their devices. Its lightweight, foldable design makes it the perfect companion for camping, hiking, cycling, and other outdoor activities.

Key Features:

  • High-Efficiency Charging: Equipped with high-light transmittance solar cells, this panel boasts an impressive 23% solar conversion efficiency, ensuring your devices charge quickly and effectively even in less-than-ideal conditions.
  • Dual USB Output: Featuring two USB ports, you can charge multiple devices at once. The intelligent charging technology automatically adjusts voltage and current to achieve maximum power output, while also preventing overcharging.
  • Durable & Weather-Resistant: The panel is made from high-quality, wear-resistant, and heat-resistant PVC and PET-processed fabric. This waterproof material ensures it can withstand the rigors of any outdoor environment.
  • Ultra-Portable Design: At just 632g (22.3oz) and folding down to a compact size, this solar charger is easy to carry. It even comes with hooks, allowing you to attach it to your backpack for charging on the go.
  • Automatic Restart: The panel includes an intelligent restart function that automatically resumes charging after being shaded, ensuring a continuous power supply.

Ideal For:

  • Camping & Hiking
  • Fishing & Cycling
  • Backpacking & Travel
  • Emergency Preparedness
  • Charging power banks, smartphones, tablets, and other USB devices.
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