Custom Smart Ring Battery Manufacturer in China

Looking for a reliable smart ring battery manufacturer? We design and produce ultra-thin, flexible lithium polymer batteries specifically for smart rings, fitness bands, and wearable health tech. With compact size, long cycle life, and custom specifications, our OEM/ODM manufacturing services support leading global brands from concept to mass production.

wholesale Smart Ring Battery

We offer wholesale smart ring batteries with flexible MOQ and full customization—covering ultra-thin curved LiPo cells, 20–50mAh capacities, and models like 150730, 160630, and UFX150732. Ideal for wearable tech brands and electronics distributors. Enjoy factory-direct pricing, stable supply, and global shipping support. Get your wholesale quote today.

170524 Curved LiPo Battery – Smart Ring Use, 3.7V

130630H 19mAh Curved LiPo Battery – 1.3mm Thin, for Smart Rings

352029 200mAh Li-polymer Battery | 3.8V Rechargeable for Smart Rings

Can’t find the battery you need? We offer full customization for lithium battery packs—just tell us your specs.

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Custom Smart Ring Battery – 4-Step OEM Process

01

Battery Design & Specification

We evaluate your smart ring’s size, voltage, capacity, shape, and connector needs. Our engineers create a tailored lithium polymer battery blueprint optimized for miniaturization and comfort.

02

Prototyping & Testing

Once the design is confirmed, we produce quick-turn prototypes. Each unit undergoes performance testing—including bendability, thermal stability, and cycle life—ensuring it fits your ring shell perfectly.

03

Mass Production

After validation, we enter full-scale production. Our ISO-certified plant ensures tight tolerances, uniformity, and consistent supply of ultra-thin curved LiPo batteries under rigorous QC.

04

Packaging & Delivery

We handle safe packing, traceable labeling, and reliable shipping. Batteries can be pre-wired or connector-ready based on your assembly line setup. Global delivery with full compliance support.

Why Choose Our Smart Ring Battery

High Energy Density

Compact size with extended run time—ideal for slim and portable devices.

Long Cycle Life

Durable performance with up to 1000+ charge/discharge cycles for everyday use.

Customizable Design

Flexible options for shape, voltage, capacity, and connectors to fit your device.

Certified Safety

Built-in protection circuits and compliance with UL, UN38.3, IEC standards.

Trusted Partner for Consumer Electronics Brands

We collaborate with leading consumer electronics brands to provide high-quality, customized lithium battery solutions for laptops, tablets, smart wearables, and portable devices. From design to delivery, we support your innovation with reliable power.

lenovo

Huawei

Xiaomi

DJI

Not sure what battery fits your project?

Talk to our engineers for a custom evaluation.

Send us your requirements—we’ll get back to you within 24 hours with a tailored solution.

FAQs About Smart Ring Battery

Answers to the most common questions about our custom lithium battery solutions.

1. What type of battery is used in smart rings?

Most smart rings use ultra-thin curved lithium polymer (LiPo) batteries due to their compact size, flexibility, and high energy density.

2. Can I customize the battery size and shape for my smart ring design?

Yes, we offer fully customizable solutions including thickness (as low as 1mm), curved shapes, and connector options tailored to your ring structure.

3. How long does a smart ring battery typically last?

Depending on the capacity and usage, our batteries can support 3–7 days of operation per charge and are rated for over 300–500 charge cycles.

4. Are your batteries certified for international markets?

Absolutely. Our smart ring batteries comply with KC, CE, RoHS, and UN38.3 certifications to meet global shipping and safety standards.

5. What is the lead time for custom smart ring battery production?

Sampling takes 5–10 days. Mass production typically requires 3–4 weeks, depending on your quantity and customization needs.