Features 【Battery Compatibility】The lithium battery protection board is suitable for 3 strings of lithium-ion batteries, which can be used for ternary batteries, manganese acid batteries and cobalt acid batteries. 【With Balance Function】The 3S lithium battery protection board has a balancing function to ensure that each battery cell is fully charged at the same time. 【Stable】Designed with smooth lines, the lithium battery protection plate can be easily held in the hand. The charging connector is the same as the discharging connector, and the continuous discharging current is 50a. 【Multiple Protection Functions】Stable various protection functions for charging and discharging, such as over-charging, over-discharging protection and short-circuit protection. 【Application】Selecting the correct protection board and applying it properly is critical to the longevity of the battery. The 50A protection board is suitable for electric vehicles, electric motorcycles, scooters, inverters, etc. Specifications:Discharge Continuous Discharge Current 50A Momentary Discharge Current 150A Charge Charge Voltage 12.6V Charge Current 50A Overcharge Protection Overcharge Detection Voltage 4.28±0.025V Overcharge Protection Delay 0.5S Overcharge Cancel Voltage 4.08±0.1V Balance Balance Detection Voltage 4.20±0.025V Balance Cancel Voltage 4.20±0.05V Balance Current 60±5mA Over-discharge Protection Over-discharge Detection Voltage 2.8±0.1V Over-discharge Detection Delay 0.1S Over-discharge Cancel Voltage 3.0±0.1V Overcurrent Protection Overcurrent Detection Voltage 150mV Overcurrent Detection Delay 9mS Overcurrent Protection Current 200±10A Protection Cancel Condition: Disconnect Load Short Circuit Protection Short Circuit Protection Condition:Outside Load Short Circuit Short Circuit Detection Delay:250uS Protection Cancel Condition:Disconnect Load Internal Resistance Main Circuit Conduction Internal Resistance:≤25mΩ Self Power Consumption Working Current:≤30uA Sleeping Current(Battery Over-discharge):≤10uA Operating Temperature:-30℃~+80℃ Size: 8x5.5x0.8cm/3.15x2.17x0.31" Package Includes:1 x Protection Board1 x CableNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List