1.10years lipo battery factory 2.With Seiko PCM 3.UL,PSE,CE,RoHS, ... broad-spectrumre rechargeable 3.7V 3500mAh lipo battery 487390L 1.Model: 487390L 2.Nominal voltage: 3.7V3.Nominal capacity: ... .11,10 years experience in Li polymer battery business,25000 square meters factorySpecification No.ItemSpecification1Rated ... 605048/355770854053M3 broad-spectrumre rechargeable 3.7V 3500mAh lipo battery 487390L