1.Portable power bank 2. Extrnal Power Bank 3. 5200maH 4 .High Power 5. White/Black color 5200mAh High Quality Portable Battery Pack Product Features:· Slim size portable battery pack with 4000mAh high capacity, lighter weight for easier carry;· Elegant and beautiful design, adds plenty hours of play time to your portable digital devices;· With advanced A-grade high-energy polymer lithium-ion ...
