This is TDT smart bms Rated 3.2V with smart communication function (CAN) Battery pack strings must be matched with BMS strings. TDT BMS Adopt top quality IC Solution make battery management much more efficient , greatly help to keep battery pack healthy and stable. Extending battery life-span, improve performance. TDTBMS can be applied with home power storage system , RV Power supply , E-bike and other lithium battery related device . Factory Default Setting Over Charge detect voltage: 3.5±0.04 Over Charge release voltage: 3.35±0.04 Over Charge protection delay 1s Balance detect Voltage: 3.4VOver discharge voltage detect :2.5±0.04V(The over-discharge protection voltage can be reset in certain range by bluetooth app if you need it) Over Discharge Detect delay 1s Over discharge voltage release voltage: 2.8±0.04V BMS Self-Consumption Working Current :≤10 ma