Continuous Discharge Current: 50A; Momentary Discharge Current: 150A; Charge Voltage: 14.6V Designed for 4 series cell - batteries, can be used for ternary batteries, manganese acid batteries and cobalt acid batteries Multiple protective functions including overcharge protection, overdischarge protection and short circuit protection Balance function ensures each battery cell being fully at the same time Help prolong the service time of your battery pack Specifications: Charge Current: 50A Overcharge Detection Voltage: 3.65 +/- 0.025V Overcharge Protection Delay: 0.5S Overcharge Cancel Voltage: 3.6 +/- 0.1V Balance Detection Voltage: 3.6 +/- 0.025V Balance Cancel Voltage: 3.6 +/- 0.05V Balance Current: 10 +/- 5mA Over-discharge Detection Voltage: 2.35 +/- 0.1V Over-discharge Detection Delay: 0.1S Over-discharge Cancel Voltage: 2.8 +/- 0.1V Overcurrent Detection Voltage: 150mV Overcurrent Detection Delay: 9mS Overcurrent Protection Current: 200 +/- 30A Protection Cancel Condition: Disconnect Load Short Circuit Protection Condition: Outside Load Short Circuit Short Circuit Detection Delay: 250uS Protection Cancel Condition: Disconnect Load Main Circuit Conduction Internal Resistance: less than or to 25m ohm Working Current: less than or to 30uA Sleeping Current(Battery Over-discharge): less than or to 10uA Operating Temperature:-30℃~﹢80℃ colour: silver Material: metal + PCB size: 80x55x1.6mm Package Contents: 1 x Battery Protection Board 1 x cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.