electric bicycle LiFePO4 battery pack

12V/24V/30V/32V/36V/48V LiFePO4 battery pack in series to electric bike. Description : Optimum is the professional R&D LiFePO4 battery in China 9 years experience,can provide battery pack,balance BMS ,charger,keys and case etc.high safe and reliable. optimum batteryhas steady performance, high power output,1C continuous,3C pulse for normal cells and 20 C for special design.low self-discharge rate,less than3%monthly. Optimum battery has longer cycle life ,it can reach 2000 times and 5-7 years with 0.2C-1C discharge current.2 hours full charged with 0.5C dicharging current. Optimum battery has small dimension and light weight ,enjoys a flexibility of design that allows for custom battery pack,tailored to your demand,without modification of your existing moulds. Optimum battery is widely applied to EV,HEV cars or buses,motorcycles,scooters and bikes,solar and wind turbine energy storage system,UPS,digital and laptop fields. Optimum battery has developed and possessedmore than 30 intellectual property patents,and approved CE,UL,SGS/ROHS,RBRChomologation andespecially TS16949:2002 certificate issued by NQA. Optimumcan also customized the battery packs as our customer's requirement with competive price,for further information please feel free to contact us!