(BLACK) OMIG 6000mAh (Dual USB Output 0.5A/1.2A) Backup External Battery Pack Charger High Capacity Power Bank Charger Rechargeable Charger Becomes dormant automatically, Becomes dormant when it is out of work, avoid the waste of electricity effectively. Super durable. 80% quantity of electricity remained after 500 times of circulations. World leading polymer batter has been used, it is environmental friendly, safe and non-toxic. Slim, Sleek, Compact, portable and stylish Design. Convenient to carry in your pocket or purse. High Capacity,6000mAh