UL Listed (UL File #E534994, Model# K700). Rechargeable And Reusable. Charges Earbuds, Phones And Speakers. Pre-Charged - Charges Phones Up To 80% (Depending On Model). Compatible With Apple® Lightning®, Micro-USB And Type-C Devices. 3,000 mAh Lithium Polymer Battery Included. Charging Time Approximately 3 Hours. Apple and Lightning are trademarks of Apple Inc., registered in the U.S. and other countries.