Swiss Mobility Swiss Mobility Power Pack SB10000-B Rechargeable Battery for iPhone, iPad, Android & other USB Devices - Black - Battery - Retail Packaging - Black 10000 mAh lithium ion battery pack Battery life indicator and built-in LED safety light Over 40 hours of additional talk time and up to 1500 hours standby time Compact design with lanyard slot Dual 2.1 amp rapid charging ports for tablets & smartphones Includes: Micro USB Power Cord, User Manual, Storage Pouch