40 Innovative Patents. The First International Patent Authorization, Breaking Patent Barriers. High Volume Energy Density, Longer Battery Life. Fast Charge at 5C Rate, Over 80% Charge in 10 Minutes. 1000 Cycles Performance Exceeds the National Standard Three Times. Application:TWS Earphone, Smart Wear, Hearing Aid Certification: UL, CB, PSE, BIS, UN38.3, RoHS, REACH, Battery Directive