Product Name: 3s 4A Li-ion/Li-Poly Battery PCM BMS with Balancing Condition: New Customized: Customized Certification: RoHS base Material: FR-4 Layers: Single-Layer Mode of Production: SMT metal Coating: Copper Battery Series: 3s Over-Discharge Voltage Protectio: 2.40V/Cell Origin: Shenzhen, China HS Code: 8537109090 Product Description We have over six hundreds of PCM/BMS series products for your choice, most of them widely used for Li-ion battery pack, Li-Polymer battery pack, LiFePO4 battery pack and so on.Our main PCB/BMS normally adopt imported raw material for reliable quality, IC from Japan, MOS from USA, Components from Sumsang, Almost Zero RMA.PCM-L03S04-C141,Paremeter:NoItemSpeComments1Balance start voltage4.20±0.05VPCM tester6Balance start current67±10mAPCM tester1Over charge detect voltage4.35±0.05VPCM tester2Over charge detect delay time0.5S-2SPCM tester3Over charge release voltage4.15±0.1VPCM tester4Over discharge detect voltage2.40±0.1VPCM tester5Over discharge detect delay time50mS-1500mSPCM tester6Over discharge release voltage3.0±0.1VPCM tester7Short Circuit protectionCut load auto recoveryP+,P- short circuit8Short circuit protection delay time200-800usPCM tester9Over current protection7A-9APCM tester10Over current protection delay time5ms-60msPCM tester11Charging voltageDC:12.6V CC/CVP+,P-12P+,P- max input voltageDC:20VP+,P-13Working current4AElectronic Load14Resistance≤60mΩB- to P-15Current consumption≤50uAB+,B-16Working temperature-40~80ºC17Storage temperature-55~125ºC