100% brand new and high quality.<br>The protection board is for 13 series cell Li-ion batteries, it can be used for 3.7V ternary batteries, manganese acid batteries and cobalt acid batteries.<br>Support overcharge protection, over-discharge protection, overcurrent protectionand short circuit protection.<br>It is suitable for electric car, electric power assistant car, skateboard car, inverter, etc.<br>With temperature control protection function, safe and reliable.<br><br>Applicable voltage: 48V<br>Applicable power: Less than 2500W<br>Max. working current: 60A<br>Continuous maximum current: 40A<br>Overdischarge protection voltage: 2.6V<br>Overcharge protection voltage: 4.25V<br>Charging current: max. 10A<br>High temperature discharge: 75 ℃<br>Low temperature charge: -7 ℃<br>Material:metal<br>colour:Silver<br><br>Package Contents:<br>1 * Battery Protection Board<br><br>Only the above package content, other products are not included.<br>Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.