This protection board is a highly integrated high-precision battery monitor and protector independently developed by our company, this product is suitable for 7~16 strings of lithium batteries. The protection board includes a high-precision monitoring system and a highly configurable protection subsystem, and supports autonomous or host-controlled cell balancing. It integrates a high-side charge pump NFET driver, dual programmable LDOs for external system use, and a host communication peripheral that supports CAN, RS485, RS232, and UART standards. Flexible configuration, wide range of applications, software configuration to achieve a variety of string battery management.