UP series products are high-reliability and low-cost electrical connectors developed for lithium battery power connection. The product adopts modular shell and terminal separation assembly design. Compatible with crimping, soldering, PCB and other terminal connection methods, it is more suitable for mass production and automated production. The shell is made of high-performance engineering plastics, and the integrally formed automatic locking structure makes the product structure very compact, which is more suitable for occasions requiring stable and reliable electrical connection.