Introduction: The External Power bank case is the power bank and case cover combine item,becasue the mobile phone battery can't support a long time working.In general situation people usually use the power bank to solve it,but many people use a case for their phone.Our item make the 2fuction in one item,you can take it in anywhere. 1. Smart Battery (Optimized to lengthen your Phone performance time; No more out of power dilemma during important phone conversations) 2. Full Body Coverage for galaxy note 5 3. Light weight, thin design (Low profile) 4. Non slip comfort grip 5. Automatic tests function 6. High-quality Li-polymer Cellphone battery 7. Extended battery pack capacity - 4200 mAh 8. ON/OFF Button for Optional Power Output Control 9. Sleek, Low-Profile design; Rechargeable up to 1000 times 10. Color: white black golden Capacity: 4200mAh Input: DC 5V/800mA/note4 Output: DC 5V/500mA/note 4 Charging time: 6 hours Standby time: up to 300 hours Talk time: up to 6 hours on 3G/up to 5 hours on 4G Internet Use: up to 4.5 hours on 3G/up to 7 hours on Wi-Fi Audio play: up to 25 hours Video play: up to 9 hours Net Weight: 180g Package included: 1 x 4200mAh External Backup Battery Case Power Charger For galaxy note 5 1 x USB charger cable line