Shisan charger without fan

More accurate. Wuxi Shisan Electronics Co., Ltd. (Shisan for short), a pioneer of lithium-ion battery charger in China, was established in Wuxi in 2008. Committed to the development and production of various high-performance lithium-ion battery chargers. Lithium battery charger without fan can directly test DC power supply more accurately than AC power supply, and is not affected by charger efficiency, so the charging speed is faster.