We have been devoting to supplying high quality lithium battery, such as, LiSOCL2 batteries,LiMNO2 batteries, lipo battery,LiFePO4 battery packs to the customers all over the world. Due to hard and productive work of our management and dedicated employees, SER brand has gained a great reputation in the industry. We are greatly honored to be a partner in our customers' success by offering flexible power solutions.