Features: _x000D_ Protection circuit board is the heart of battery pack, must to have to avoid battery pack from explosion, fire and damage. _x000D_ It will protect battery pack from overcharging, over-discharging over-current and short circuit. _x000D_ With equilibrium function to keep each cell in balance and good service life. _x000D_ Used for 3 series 12V LiFePO4 batteries, comes with 4P-400mm wire. _x000D_ Choosing the correct protection board and applying it appropriately is vital to the longevity your batteries. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Discharge Continuous _x000D_ Discharging Current 100(MAX) A _x000D_ _x000D_ Instantaneous _x000D_ Discharge Current 150 A _x000D_ _x000D_ Charge Charging Voltage 12.6 V _x000D_ _x000D_ Charging Current 10(MAX) A _x000D_ _x000D_ Overcharge Protect Over-charge Detect 4.280.05 V _x000D_ _x000D_ Protect Delay 0.5 S _x000D_ _x000D_ Over-charge release 4.080.1 V _x000D_ _x000D_ Balance Detect Voltage 4.200.05 V _x000D_ _x000D_ Release Voltage 4.200.05 V _x000D_ _x000D_ Balance Current 425 mA _x000D_ _x000D_ Over-discharge Protect Over-discharge Detect 2.80.1 V _x000D_ _x000D_ Over-discharge Detect delay 0.1 S _x000D_ _x000D_ Release Voltage 3.00.1 V _x000D_ _x000D_ Over-current Protect Detect Voltage 150 mV _x000D_ _x000D_ Detect Delay 9 mS _x000D_ _x000D_ Current Detect 20010 A _x000D_ _x000D_ Release Condition Cut Load _x000D_ _x000D_ _x000D_ Short-circuit Protect Protect Condition Load Short Circuit _x000D_ _x000D_ _x000D_ Detect Delay 250 uS _x000D_ _x000D_ Release Condition Cut Load _x000D_ _x000D_ _x000D_ Temperature Protect / / _x000D_ _x000D_ Resistance Inner 25 m _x000D_ _x000D_ Self-Consumption Working Current 20 uA _x000D_ _x000D_ Sleep Current (when Over-discharge) 10 uA _x000D_ _x000D_ Working Temperature Range -30/+80 _x000D_ Size: 70*51.5*10mm / 2.75*2.02*0.39"_x000D_ _x000D_ _x000D_ _x000D_ Package Includes: _x000D_ 1 x Battery Protection Board