Founded in 2018, Shenzhen CoinCell Battery Co., Ltd. Is a lithium-ion battery solution company specializing in R&D, production, and sales of high-performance lithium-ion battery. We mainly focus on micro lithium-ion batteries, including button type, needle type and others. We also supply ultra-thin, super small, high rate, high temperature batteries for special applications.

Our batteries are widely used in wireless Bluetooth earphones, TWS earphones, headset, hearing aid, intelligent wearable as well as various electronic devices. We are the first one to develop the super small battery 0640 (6*4mm diameter*height) and launched successfully, which can achieve 20-30c ultra-high-rate continuous discharge current and more than 50C instantaneous discharge current. With annual output of more than 160million lithium-ion micro batteries at top safety performance & high energy density, factory's production capacity is at first class level.

All factory production equipment are highly automated and independently designed by us. All battery design and production process are patented. Products have high yield rate and strong competitive advantage. In addition, factory's laboratories have same safety and reliability test standard with UL & IEC lab. Our standard batteries already applied UL and IEC certificates.

Factory is located at Dongjiang high-tech Industrial Park, Huizhou city, Guangdong province, China, covering 65, 000M2 overall area and 22, 000M2 building area. Management and R&D teams are from Varta, ATL, BYD and other world-class battery enterprises or Jabra, BOSE and other world-class audio enterprises, providing first-class product and quality assurance. Project and technical personnel have more than 10 years battery experience, providing first-class project management and customer service.

Your inquiry on customized batteries is always welcome!