DoAce&reg; 10000mAh (2.1Amp+1Amp Output,1Amp Input Fast Charging) Dual USB Portable External Extended Battery Pack Power Bank Backup Charger For iPhone iPad Smartphones Tablets (Black) Smooth varnish allows you to power up in style, while 4 status LEDs keep you informed of remaining capacity. Ultra-high density battery cells make this compact 10000mAh external battery. Use a 5V adapter (not included) for fastest charging. Super-fast charge output (5V / 3.1A total) through dual USB ports (5V / 2.1A and 5V / 1A) allow for simultaneous charging of your iPad, iPhone, Android, and more at high speed. Intelligent power manage IC, overcharge protection, short circuit protection.With such massive capacity, in such a compact package,perfect for flights, road trips or just any time you're away from an outlet. Package includes: 10000mAh 1A input Fast Charger External Battery,1 Micro USB charger cable(iPhone/Samsung Galaxy S5 Note 3 cable not included),1 user manual