Custom Wearable Device Battery Manufacturer in China

Looking for reliable wearable device battery solutions? We provide safe, compact, and long-lasting lithium batteries tailored for smartwatches, fitness trackers, and wearable health tech. From design to delivery, our OEM/ODM services meet the needs of global brands and device manufacturers. Let us power your next innovation.

wholesale Wearable Device Battery

All batteries are available with custom size, wire, and connector options. Whether you’re sourcing for OEM brands or after-sales repair services, we deliver safe, long-lasting performance at competitive prices. Request your wholesale quote today.

103443 1500mAh Wearable Battery

103443 1500mAh Wearable Battery

601636 300mAh 3.7V Li-ion Battery for Wearables (KC Certified)

601636 300mAh 3.7V Li-ion Battery for Wearables (KC Certified)

HCB CP603956 3V 3200mAh LiMnO₂ Pouch Battery for RFID & Mini Wearables

HCB CP603956 3V 3200mAh LiMnO₂ Pouch Battery for RFID & Mini Wearables

Rechargeable 11.1V 3000mAh Battery for Smartwatch/Security Use

Ultra-Thin Curved LiPo Batteries for Smart Rings – Models 150730, 160630, 130630, etc.

UFX 150732 20mAh 3.7V Ultra-Thin Curved LiPo Battery 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 Wearable Device Battery – 4-Step OEM Process

Why Choose Our Wearable Device 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.

Not sure what battery fits your project?

Talk to our engineers for a custom evaluation.

Contact us

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

FAQs About Wearable Device Battery

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

1. Can I customize the battery size and shape for my wearable product?

Yes. We offer flexible customization for ultra-thin, curved, or irregular-shaped batteries to fit smart rings, watches, and fitness bands.

Most wearable batteries are 3.7V Li-ion or Li-polymer, with capacities ranging from 20mAh to 3000mAh, depending on application needs.

Yes. We provide JST, Molex, and other micro-connectors as required for seamless integration into compact devices.

Our batteries can be certified with UN38.3, IEC62133, RoHS, CE, and KC to meet export and device safety requirements.

Samples take 7–10 days. Bulk orders typically ship in 3–4 weeks after confirmation.

Certified Quality You Can Trust

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