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ZeniPower (Zhuhai Zhi Li) Battery Co., Ltd. is the ONLY zinc-air button cell battery manufacturer in China. With over 36 years of R&D and patented technology, we deliver high-performance, mercury-free batteries trusted by leading hearing aid and consumer electronics brands worldwide.
Explore Our ProductsFounded with a mission to revolutionize portable power, ZeniPower has been a pioneer in zinc-air and Li-ion battery technology for over three decades. We are the only manufacturer of zinc-air button cell batteries in China, combining deep industry expertise with cutting-edge innovation.
With 36 years focused on zinc-air hearing aid batteries and 17 years advancing Li-ion coin cell technology, we are now one of the top hearing aid battery manufacturers globally. Our high-performance Li-ion coin cells power leading wireless earbuds, TWS headsets, and next-generation hearing devices.
From mercury-free hearing aid batteries to high-density Li-ion coin cells, ZeniPower delivers reliable, long-lasting power solutions engineered for medical, consumer, and industrial applications.
High-capacity zinc-air battery designed specifically for cochlear implants and advanced hearing devices.
Standard size hearing aid battery with extended life and stable voltage output.
Compact zinc-air battery ideal for smaller hearing aids and wearable medical sensors.
Balanced performance and size for mid-tier hearing aids with consistent power delivery.
Smallest zinc-air battery for CIC (completely-in-canal) hearing aids and micro wearables.
High-drain zinc-air battery for professional audio and industrial hearing protection systems.
Hybrid gas cell technology offering extended shelf life and instant activation.
Compact gas-powered cell for emergency hearing devices and backup systems.
Flexible, lightweight lithium-polymer batteries for custom-shaped wearables and IoT devices.
Rechargeable coin cell with high energy density for TWS earbuds, smart rings, and hearing aids.
Safety-compliant packaging designed to prevent accidental ingestion while remaining accessible.
Specialized zinc-air battery for industrial sensors and remote monitoring equipment.
Engineered for reliability, safety, and performance across medical and consumer applications.
Environmentally responsible batteries that meet global safety and regulatory standards.
Maximize runtime in compact devices with our advanced Li-ion and zinc-air chemistries.
Patented in US, Europe, and China. Compliant with international quality and safety standards.
Up to 3 years shelf life with minimal self-discharge, ensuring readiness when needed.
Supplier to the world's largest hearing aid manufacturers and top retail chains in the USA.
Serving customers in over 50 countries with reliable logistics and technical support.
We use advanced zinc-air chemistry and proprietary sealing technology to eliminate the need for mercury while maintaining stable voltage and long life.
Yes, our Li-ion coin cells are fully rechargeable and designed for hundreds of charge cycles, ideal for TWS earbuds and smart hearing aids.
Yes, we provide OEM/ODM services for custom shapes, capacities, and packaging to meet specific device requirements.
Our technology is patented in the US, Europe, and China. We comply with RoHS, REACH, and other international safety standards.
We primarily serve B2B clients including manufacturers and distributors. For inquiries, please contact us through the official website.
For partnership, distribution, or technical inquiries, reach out to our team.
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