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Our Guarantee

  • Full Warranty Coverage

    🌟All products are covered by a 5-year full warranty against quality defects from the purchase date.

    🌟Enjoy free replacement or full refund upon verified issues—simply submit your purchase invoice and issue description to initiate service.

  • Extended Technical Support

    15 years of complimentary technical assistance, including:
    🛠️ Remote diagnostics for installation, configuration, or software
    🔍1-on-1 troubleshooting guidance by certified engineers
    👍 Lifetime technical consultation for product optimization

  • Rapid Response Promise

    ✔️ Expert support daily from 8 AM to 8 PM (GMT+8)
    ✔️ Urgent cases prioritized with2-hour response

    ✔️ 90% of technical issues resolvedwithin 24 hours

  • How to Claim

    Reach us via:
    📧sales15@deligreenpower.com📱☎️WhatsApp +86 151 1640 9506

    Process: Submit proof → Remote diagnosis → Solution finalized in48 hours

14 years of history

Established in 2010, is a comprehensive power system provider specializing in the research, development, and sales of lithium batteries and their accessories. We offer OEM and drop shipping services and provide customized solutions to meet your specific needs.

EU & US warehouse

We have warehouses in the US, Poland, and Russia, which help customers receive their orders within 5-7 days (Include VAT and TAX). If you want to know whether the warehouse closest to you has the stock, you can consult customer service.

Quality assurance

We offer original raw battery cells featuring intact QR codes and Grade A+ performance. Our supply chain includes direct partnerships with world-class manufacturers such as CATL, EVE, and CALB. To protect our customers' interests, we provide 5-year warranty.

Professional team

Our strong team of engineers is dedicated to maintaining the highest quality standards for our products, ensuring reliability and superior performance.

And our 24/7 customer service team is always available to address any questions or concerns you may have. Your satisfaction is our top priority.

Blog Center

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  • EVE and CATL, what is the difference?

    Ⅰ. Comparing Technology and Performance CATL Technology leadership: CATL's lithium iron phosphate battery density is slightly higher than EVE. It is known for its long cycle life and excellent thermal...

    EVE and CATL, what is the difference?

    Ⅰ. Comparing Technology and Performance CATL Technology leadership: CATL's lithium iron phosphate battery density is slightly higher than EVE. It is known for its long cycle life and excellent thermal...

  • What Is a Semi-Solid State Battery?

    In the ever-evolving landscape of battery technology, semi-solid state batteries have emerged as a promising innovation. These batteries, also known as semi-solid electrolyte batteries, offer a range of advantages over...

    What Is a Semi-Solid State Battery?

    In the ever-evolving landscape of battery technology, semi-solid state batteries have emerged as a promising innovation. These batteries, also known as semi-solid electrolyte batteries, offer a range of advantages over...

  • Comprehensive Guide to Maintaining Lithium Iron...

    Introduction Lithium Iron Phosphate (LiFePO4) batteries are renowned for their reliability and longevity, making them a popular choice across various applications, including renewable energy systems, electric vehicles, and portable electronics....

    Comprehensive Guide to Maintaining Lithium Iron...

    Introduction Lithium Iron Phosphate (LiFePO4) batteries are renowned for their reliability and longevity, making them a popular choice across various applications, including renewable energy systems, electric vehicles, and portable electronics....

  • Why should RV bettery choose LifePO4 battery no...

    Do I need a lithium battery or a lead-acid battery? RV enthusiasts understand that the power supply in an RV operates in a mobile, bumpy environment, often outdoors where timely...

    Why should RV bettery choose LifePO4 battery no...

    Do I need a lithium battery or a lead-acid battery? RV enthusiasts understand that the power supply in an RV operates in a mobile, bumpy environment, often outdoors where timely...

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