1、ALUMINUM ALLOY: The battery protection board adopts aluminum alloy shell, which has good heat dissipation and corrosion resistance, and has a compact layout. 2、HIGH PERFORMANCE: Automotive grade monitoring and balancing IC with independent power supply, can improve reliability load and voltage measurement efficiency. 3、MULTIPLE FUNCTIONS: Bidirectional current monitoring, coulomb counting based SOC, humidity sensor and board temp monitoring, charger detection and integrated precharge circuit. 4、ONBOARD ACCESSORIES: On board high efficiency 3V regulator, high current capacity automotive grade screw connectors for mains connection, with buzzer and status LED display. 5、GOOD PROTECTION: The charge and discharge control board has overcharge, overdischarge and temperature protection, and supports almost all lithium batteries. 1 x PCBA MKBMS-SS-12S Main Control Board (Bare Board)1 x 2.0MM Jumper Cap4 x M5 Round Head Screws4 x M5 Gaskets4 x 90° Angled Terminal Block T90-6/51 x XT30 (Female Head)1 x Storage Box Item Type: Smart Battery Protection BoardModel: MKBMS-SSMINI-12S V 1.0 without shell BMSMNLB12Application: Intelligent mini BMS integrating charging protection, discharge protection, temperature protection and passive balanceWorking Current: ≤40mASleep Current: ≤100uAApplicable Battery: Series Battery (6S-12S)Battery Voltage Working Range: 2V-5VCharging Voltage: 24V~52VCharging Current: ≤20AMaximum Battery Voltage: 60VMinimum Working Voltage: 14VContinuous Charging Current: 20ADischarge Voltage: 48V~104VOvercharge Detection Voltage: 2V~5VOvercharge Protection Delay: ≥4msOvercharge Release Voltage: 2V~5VDischarge Current: ≤70ADischarge Voltage: 24V-52VOver Discharge Detection Voltage: 0~5VOver Discharge Release Voltage: 0~5VOvercurrent Detection Delay: ≥4msDischarge Overcurrent Protection Release Condition: No loadShort Circuit Detection Voltage: External load short circuitShort Circuit Detection Delay: 320usShort Circuit Protection Release: No loadBalance Current: 86mA at 4.2VTemperature Protection: -20℃~+120℃Operating Temperature Range: -20℃~+80℃Storage Temperature Range: -20℃~+100℃Support Battery: Support almost all lithium battery such as lithium ion battery, lithium polymer battery, lithium phosphate battery, etc.Main Function Description: Overcharge Protection: YesOver Discharge Protection: YesTemperature Protection: YesThermal Management: YesBalance Function: YesBalance Method: Passive BalanceBattery Pack Capacity Detection: YesBattery Internal Resistance Detection: Yes