Have you encounter the problem of the single capacity of battery pack too small? Battery pack power failure or hidden danger? This model is safe and reliable in that its 12 core functions to effectively protect the safety of the cell such as over charge protection, over discharge protection, over current protection, short circuit protection, etc.
With copper tinned door terminal(M5), it is safe and easy for you to connect it with your batteries. It also has a capacity learning function, which can support it to learn the battery capacity through a complete cycle to understand the cell attenuation.