BMS is short for Batteny Management System, it’s like a bridge between batery and users, The BMS protects the cells from geting damaged – most commonly fomover or under-voltage, over current, high temperature or external shor-circuiting. The BlyS willshut of the bateryto protect the cels from unsafe operating conditions.  All Olelon batteries have built-in BMS to manage and protect them against these types of issues. The BMS of our golf car bateries is a hioh-tech inovative design made to protect the lithium cels. Features inaclude: Remote monitoring with OTA (over the airl,Thermalmanagement, and multiple protections, such as Low Voltage Protection Switch, Over Voltage Protection Switch, Short Circuit Protection Switch, etc.