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300W Foldable Solar Panel: Portable Outdoor Power Solution with High Efficiency
Home » Blog » 300W Foldable Solar Panel: Portable Outdoor Power Solution with High Efficiency

300W Foldable Solar Panel: Portable Outdoor Power Solution with High Efficiency

Views: 5     Author: Site Editor     Publish Time: 2025-07-04      Origin: Site

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300W Foldable Solar Panel: Portable Outdoor Power Solution with High Efficiency

High-Efficiency Power Generation

  • 23% Conversion Efficiency:Utilizes monocrystalline silicon cells (182mmx182mm) to maximize energy capture, outperforming polycrystalline panels by 30%.

  • 300W Peak Output:Generates up to 1.5kWh daily (under optimal sunlight), enough to charge laptops, portable power stations, and multiple devices simultaneously.


  • 18V Vmp & 21.6V Open Circuit Voltage:Compatible with most solar generators, inverters, and USB-C chargers for versatile setups.

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Portable & Foldable Design

  • Compact Folding Structure:Folds to a portable size (25"L x 2.2"W x 21.1"H) for easy storage in backpacks or RV compartments. Unfolds to a large surface area for maximum sunlight absorption.

  • Lightweight Construction:Designed for outdoor mobility, ideal for camping, hiking, or emergency power needs.

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⛱️ Durable & Weatherproof Build

  • ETFE Lamination:Top layer offers high light transmittance, scratch resistance, and UV protection, ensuring 20+ years of service life.

  • Waterproof Cloth Base:Resists rain, dust, and minor impacts, making it suitable for harsh outdoor environments (IP6X-rated for dust protection).

  • Aluminum Alloy Frame (Implicit Feature):Reinforced edges for durability during transport and installation.

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Versatile Applications

  • Off-Grid Power:Perfect for camping, RV trips, or remote work setups to charge laptops, smartphones, and cameras.

  • Emergency Backup:Provides reliable power during outages when paired with a battery storage system.

  • Outdoor Activities:Supports drones, portable fridges, and lighting for extended outdoor adventures.

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Certifications & Quality Assurance

  • Global Approvals:LVD, VDE, EMC, and IEC62109 certified, meeting strict safety and performance standards for Europe and international markets.

  • 5-Year Warranty: Backed by Lionshee’s quality guarantee, ensuring long-term reliability.

Customization & Ordering

  • OEM/ODM Services:Custom logos, packaging, and graphics available (MOQ 500W for logos, 1000W for graphics).

  • Flexible Pricing

    • 1–10pcs: $155/pcs

    • 500–999pcs: $152/pcs

    • ≥1000pcs: $149/pcs
      Lead Times:7 days for samples, 15 days for 11–500pcs orders, negotiable for bulk quantities.


Supplier Credibility

  • 3-Year Alibaba-Verified Supplier:Shenzhen Longsheng Energy Technology Co., Ltd. with 92% positive review rate.

  • Global Reach:Main markets in Germany, Poland, Greece, and worldwide shipping via FedEx, DHL, or air freight.

  • Technical Support:24-hour response for customized solutions and technical 咨询.

Why Choose Lionshee’s Solar Panel?

  • Efficiency Meets Portability:23% efficiency in a foldable design, rare in 300W-class solar panels.

  • Reliable Green Energy:Ideal for eco-conscious users seeking sustainable power on the go.

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Shenzhen Longsheng Energy Technology Co., Ltd
Professional in balcony solar storage system
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