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: 500ACharging current (same port): 200aOverload protectionDetection voltage: 4.25±0.025vDetection delay: 1000ms 500msRelease voltage: 4.18±0.05vOvervoltage discharge protectionDetection voltage: 2.8±0.1vDetection delay: 1000ms 500msRelease voltage: 3.0±0.1vbalanced tensionDetection voltage: 4.18±0.025vDetection delay: 100 50 50msBalance current: 42 55maOvercurrent protection dischargeDetection voltage: noneDetection delay: noneCurrent protection: noneExternal temperature control protectionCharging working temperature: external 75 externalDischarge operating temperature: 75 external externalRelease Conditions: Recover within operating temperatureBuilt-in temperature control protectionCharging working temperature: built-in 75 CelsiusDischarge working temperature: built-in 75CelsiusRelease Conditions: Recover within operating temperatureself-consumptionWorking power consumption: 45uaDormant overdischarge power consumption: 1010uaOperating temperature range: -20/+80CelsiusColour:blueMaterial:abs+metalSize:200 x 105 x 25mmPackage 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.