Fast and Safe Charging with Lithium Battery Management -- Fast and Safe Charging with Smart Lithium Battery Management ICBalanced Charge Extends Battery Life - Balance the characteristics of each cell in the pack and extend battery life through balanced chargingMultiple protections ensure safe use--provide multiple protection functions, including overcharge, overdischarge, short circuit and temperature protectionEquipped with aluminum fins to ensure fast heat dissipation -- equipped with thickened aluminum fins to achieve rapid heat dissipationMultiple tests to ensure high quality -- this product has passed load and burn-in tests to ensure qualityName: 13s lithium battery protection systemProtection functions: overcharge, overdischarge, overcurrent, temperature control, balanceUsing a single battery voltage: 3.7VContinuous current:200ACharging voltage: 55.25VOvercharge Protection:Detection voltage: 4.25V0.05VDetection delay: 1sRelease voltage: 4.15V0.05VOver discharge protection:Detection voltage: 2.7V0.1VDetection delay: 1sRelease voltage: 3.0V0.1VOvercurrent Protection:Detection voltage: continuous current * 2.5 timesDetection delay: 1sRelease condition: disconnect the loadVoltage equalization:Detection voltage: more than the 4.18VRelease voltage: less than 4.18VCurrent consumption: 30mA5mAShort circuit protection:Trigger condition: external load short circuitDetection delay: 700usRelease condition: disconnect the loadTemperature control protection:Charging working temperature: -20 Celsius~55 CelsiusDischarge working temperature: 70 CelsiusRelease voltage: recovery within operating temperatureSelf-consumption:Working power consumption: 80uASleep/overdischarge power consumption: 30uAColour:blueMaterial:pvc+aluminumSize:175 x 68 x 16mmPackage Contents:1 * 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.