1. 1 year warranty 2. Long cycle life 3. High energy density 4. Customized accepable 5,UL, RoHS, CE, PSE ... <=12 months9Operating & storage environment45~75%RH Hangzhou Future Power Technology is a subsidiary of FUTONG GROUP, we are domestic professional leading polymer ... based on your order quantity, welcome to enquire our products. High quality types of lithium battery