12.8V 2800mAh lifepo4 battery pack

1. Long in cycle life The cycle life of the battery pack can reach 2000 times, with 5 years of life and 3 years of guarantee period. 2. Lower average price per year The average price per year is 100 Yuan RMB less than the lead-acid battery for 5 years. 3. Small in volume and light in weight The iron-lithium battery is about 1/2 the volume and 1/3 the weight of the lead-acid battery. Thus the performance of the whole bike is improved and the battery can be taken off easily. 4. Green battery to protect environment The lead-acid battery will pollute the environment seriously because of frequent replace, but the iron-lithium battery is green power without pollution. 5. Very safe and Reliable The iron-lithium battery is more safe and reliable than the lead acid one. It does not explode or burn when bump, heavy stress, needle pricking, short circuit, overcharge and overheat. 6. Rapid charge The battery can be full charged in 6 -7 hours at 2A. 7. Intelligent charge system The voltage of each cell can be detected, each cell can be protected against overcharge, overvoltage, short circuit andoverheat, and so that battery can be charged balance. 8. Thecapacity of readout power volume Each battery has 5 LED lights to readout the capacity of the battery. 9. Patented and beautiful appearance The appearance designed by patent can be integrated with the whole bike.