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Our extensive protection suite includes safeguards against low voltage, overvoltage, discharge overcurrent, charging overcurrent, overpower, overtemperature, low temperature, low SoC, complete with protection recovery and delay mechanisms.
Our pioneering patented technology and advanced algorithms flawlessly address any challenges of cumulative errors.
Simplicity in packaging, with customizable options available..
Established in 2005, Shenzhen Leagend Optoelectronics Co., Ltd. is a pioneer in battery monitoring and testing technology, integrating product design, R&D, production, sales, and service. Our factory spans 3,000 square meters with over 13 years of OEM experience for prominent global brands. Our production adheres to ISO9001 quality management standards, ensuring certified excellence. Beyond basic tests, each product endures an 8-hour aging test to guarantee superior quality. We warmly welcome OEM and ODM projects. Whether choosing from our current offerings or seeking tailored engineering solutions, engage with our customer service for all your sourcing needs.