Custom Lithium Polymer Battery Supplier
semi-solid state battery
GPS Tracker Battery Manufacturer
18650 lithium battery manufacturer
  • 28

    Year Experience
  • 1000+
    Customers
  • 200+
    Certifications

PRODUCTS

Lithium Polymer Battery

Lithium Battery Pack

18650 Lithium Battery

APPLICATIONS

  • GPS Tracker​​​​​​​​​​​​​​
  • Handheld Devices
  • IOT​​​​​​​
  • Wearables
  • Healthcare and Beauty​​​​​​​

GPS Tracker​​​​​​​​​​​​​​

Zerne has nearly 30 years of lithium battery R&D experience, offering high-energy-density polymer lithium batteries for smart wearables with customized designs for optimal space utilization.

Handheld Devices​​​​​​​

Zerne has nearly 30 years of lithium battery R&D experience, offering high-energy-density polymer lithium batteries for smart wearables with customized designs for optimal space utilization.

IOT​​​​​​​

Zerne has nearly 30 years of lithium battery R&D experience, offering high-energy-density polymer lithium batteries for smart wearables with customized designs for optimal space utilization.

Wearables

Zerne has nearly 30 years of lithium battery R&D experience, offering high-energy-density polymer lithium batteries for smart wearables with customized designs for optimal space utilization.

Healthcare and Beauty​​​​​​​

Zerne has nearly 30 years of lithium battery R&D experience, offering high-energy-density polymer lithium batteries for smart wearables with customized designs for optimal space utilization.

Custom Lithium Batteries

01    Inquiry

02   Needs Analysis

03   Evaluation

04   Quotation

05   Sampling

06   Testing

07   Order Confirmation

08  Production

09  Shipment

About ZERNE

Lithium Polymer Battery Manufacturer in China

Founded in 1998, Guangdong Zhaoneng Technology co.,ltd. is one of the fist high-tech enterprises to devote itself to new energy batteries. We are a professional manufacturer of new energy lithium batteries integrating R&D, design, manufacturing and sales with 28 years experience.
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Years of Manufacturing Expertise
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Product Engineers
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A Land Area of 30,000 Square Kilometers
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R&D Experts
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Staff 450+

Certified Quality, Global Trust

LATEST BATTERY INSIGHTS

What You Know About us
October 19, 2026

Battery warranty vs service life is an important distinction for OEM purchasing. This guide explains how commercial coverage differs from cycle-life results and application requirements. It covers warranty starting events, capacity commitments, matched test conditions, field-claim evidence, and replacement planning. A clearly labeled example shows why a laboratory capacity endpoint may not satisfy a device’s service requirement.

October 16, 2026

Do lithium-ion batteries leak? This guide explains possible leakage signs, causes, and the differences between electrolyte release, swelling, and external contamination. It also outlines what OEM teams should record, how to preserve useful failure evidence, and why normal voltage cannot confirm containment integrity. The focus is on appropriate incident handling and structured supplier investigation.

October 15, 2026

Learn how to check lithium battery polarity before connecting a pack to an OEM device. This guide explains how to identify output contacts, interpret connector viewing directions, configure a digital multimeter, and evaluate positive, negative, zero, or unstable readings. It also covers device-side pin mapping and the documentation needed for repeatable incoming inspection.

FAQ

  • Q What after-sales support do you provide for your batteries?

    A We offer a 1-year quality warranty for all our polymer lithium batteries. Should any quality-related issues arise within this period, you can contact us at any time, we will provide the solution as soon as possible.We also have sales team base in France , we can book the meeting very easily.
  • Q What certifications have your lithium batteries obtained?

    A Our lithium batteries are certified to global standards including CE, UL, ROHS, REACH, KC, PSE, IEC62133, CB, IEEE, and CCC, ensuring compliance with international safety and quality requirements.
  • Q Can I obtain lithium battery samples before placing a large order?

    A Yes, samples are available for testing and assessment from most suppliers. Also we can provide the trail order 500-2000 pcs . Keep in mind that there will be applicable costs, including sample fees and freight.
  • Q Can you customize batteries?

    A  Yes, we provide personalized battery solutions to match our customers’ exact specifications. Options for customization include size, capacity, voltage, maximum discharge rate, and other key parameters. Contact us to find out how we can craft the ideal battery for you.
Guangdong Zhaoneng Technology co.,ltd.
We are a professional manufacturer of new energy lithium batteries integrating R&D, design, manufacturing and sales with 28 years experience.

QUICK LINKS

PRODUCT CATEGORY

CONTACT US

Telephone: +86-757-81289780
Phone: +86-13724662111
E-mail: info@zn-battery.com
WhatsApp: +8613724662111
Add: No.11, DouKou Ave., XiaJiao Vil., Danzao, Nanhai District, Foshan, Guangdong, China. 528216.
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