ITEM NAME:4S 100A 12V LiFePO4 Lithium Phosphate LFP Battery Protection Board Description: Protection circuit board is the heart of battery pack, must to have to avoid battery pack from explosion, fire and damage It will protect battery pack from overcharging, over-discharging over-current and short circuit With equilibrium function to keep each cell in balance and good service life Used for 12V LiFePO4 batteries, comes with 5P-250mm wires Choosing the correct protection board and applying it appropriately is vital to the longevity your batteries Specification: Discharge Continuous Discharging Current: 100(MAX) A Instantaneous Discharge Current: 150 A Charge Charging Voltage: 15 V Charging Current: 10(MAX) A Overcharge Protect Over-charge Detect: 3.75Â ±0.05 V Protect Delay: 0.5 S Over-charge release: 3.65Â ±0.1 V Balance Detect Voltage: 3.60Â ±0.05 V Release Voltage: 3.60Â ±0.05 V Balance Current: 36Â ±5 mA Over-discharge Protect: Over-discharge Detect: 2.0Â ±0.1 V Over-discharge Detect delay: 0.1 S Release Voltage: 2.25Â ±0.1 V Over-current Protect: Detect Voltage 150 mV Detect Delay: 9 mS Current Detect: 200Â ±10 A Release.Protect Condition: Load Short Circuit. Release Condition: Cut Load. With equilibrium function to keep each cell in balance and good service life. 1 Piece Battery Protection Board. Short-circuit Protect.