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: 15ACharging current (same port): 15ACharging voltage: 29.4vOverload protectionDetection voltage: 4.25±0.025vDetection delay: 1000msRelease voltage: 4.15±0.05vOvervoltage discharge protectionDetection voltage: 2.80±0.08vDetection delay: 1000msRelease voltage: 3.0±0.1vProtection discharge currentDetection delay: 1000msRelease condition: disconnect the loadCurrent protection: 50 3a 3aWorking power consumption: 5050uaTemperature range: -30/+80CelsiusProduct application range: electronic vehicles, tricycles, low-speed energy storage, electronic vehicles, solar inverters, high-power equipmentColour:silverMaterial:ABS+MetalSize:60 x 33 x 10mmPackage Contents:1 x bms battery charging protection boardOnly the above package content, other products are not included.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.