... and car starting etc. Specification: Model:TB-3220FHTypeLiFePO4 battery cellNominal voltage: 3.2VTypical capacity20AhInternal Impedance(1kHz AC)<4mΩMax Charge ... use this cell to assemble any voltage and capacity battery pack, we can offer the battery cell, PCM/BMS to you. ... system authentication. Certifications:UL,FCC,ETL,CE,RoHS• Our main battery application : Power tools,E-bike ,E-Scooter ,E-Moto ...