ADOPTS WITH LITHIUM CELL MANAGEMENT OFFERS FAST AND SAFE CHARGING--Adopt intelligent lithium cell management IC for fast and safe chargingBALANCING CHARGING EXTENDS BATTERY LIFE--With balance charging to balance the characteristic of each battery in battery pack and prolong battery lifeMULTI-OVER PROTECTION ENSURES SAFETY USE--Provide a variety of protection functions including overcharge, over-discharge, short circuit, and temperature protectionEQUIPPED WITH ALUMINUM FIN ENSURES QUICK HEAT DISSIPATION--Equipped with thickened aluminum fin to achieve quick heat dissipationMANY TIMES TESTING ENSURES HIGH QUALITY--This product has gone through load and aging test for quality assuranceDischarge current: 100ACharging current (same port): less than or equal to 30AMain circuit conduction internal resistance: less than or equal to 20MQDischarge overcurrent protection: 200 +/- 50AOvercharge Protection:Detection voltage: 3.65+0.025VDetection delay: 1000 +/- 500MSRelease voltage: 3.5+0.05VOver-discharge voltage protection:Detection voltage: 2.35 +/- 0.1VDetection delay: 1000 +/- 500MSRelease voltage: 2.5 +/- 0.1VBalance voltage:Detection voltage: 3.6 +/- 0.025VDetection delay: 100 +/- 50MsBalance current: 36 +/- 5MADischarge overcurrent protection:Detection voltage: 100MVDetection delay: 1000 +/- 500MsCurrent protection: 200 +/- 50AShort circuit protection:Trigger condition: external short circuitDetection delay: 300UsRelease condition: disconnect the loadTemperature control protection:Charging working temperature: noDischarge working temperature: noRelease condition: recovery within operating temperatureSelf-consumption:Working consumption: less than or equal to 35 consumption during hibernation and overdischarge: 10UAOperating temperature range: -30~+80colour: silverMaterial: ABS+metalSize: 80x55x1.6mmPackage Contents:1 x bms battery charging protection board kitOnly the above package content, other products are not included.Note: Light 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.