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: 40ACharging current (same port): 15AMain circuit on-: less than or equal to 15m ohmCharging voltage: 714vOverload protection:Detection voltage: 425 +/- 0025vDetection delay: 1000ms 500msRelease voltage: 415 +/- 005vAbout discharge protectionDetection voltage: 28 +/- 01vDetection delay: 1000ms 500msRelease voltage: 30 +/- 01vBalance voltage:Detection voltage: 415 +/- 0025vCurrent balance: 42MAOvercurrent Protection:Detection voltage: 150MVDetection delay: 1000ms 500msCurrent protection: 100 +/- 20aself-consumption:Working consumption: 35uaSleep consumption when discharging: 10uaOperating temperature range: -30/+80colour: as shownMaterial: ABS+metalSize: 76x53x16mmPackage Contents:1 x bms battery charging protection boardOnly 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.