... Long service life (2000 cycles), it is often used in backup situations where can be continuously charged and can last for ... Year Plan" in China. After more than 55 years development, now we produce Ni-Cd, Ni-MH, Ag-Zn, Ni-Fe ... -373- 5282882Mobile: 86-13409241162Product picture Packing pictureCompany picture Solar power backup Nickel-Iron batteries