1. Low self-dischargeing: less than 10%/month, and no"remember benefi".
2. Long durability: it can be used for more than 600 cycles.
3. Safety function: polymer Li-ion battery use the soft package and does not contain liquid electrolyte, so it's safety function is well enough that will not be harmful to people.
4. No pollution: the battery does not contain any harmful matetrial, so it is absolutely friendly to environment, it is a kind of green energy.
5.Unique aluminium alloy case with light weight, so that it can reduce the weight of E-bike.