... system and car starting etc. Specification: Model:TB-3220FHTypeLiFePO4 battery cellNominal voltage: 3.2VTypical capacity20AhInternal Impedance(1kHz AC)<4m ... used in the following areas:1. Portable equipment: Laptop, camcorder, PDA, Digital camera, portable DVD etc.2. Home appliances ... authentication. Certifications:UL,FCC,ETL,CE,RoHS• Our main battery application : Power tools,E-bike ,E-Scooter ,E- ...