Charges most portable devices; UL Certified. High density means smaller and lighter power banks with more power than traditional power banks. 5000 mAh Capacity; 5.0 V 2.1 A Output and 1 A Output. Has Two USB ports and one Micro USB port; Includes Micro USB power cord . Rechargeable lithium battery; phone charging cord not included. Heat Transfer & Full Color Digital imprint available, see Terms & Conditions.