In need of a high capacity power bank that will make your brand stand out? Look no further than the Tenfour. With its three USB output ports, 3.1 amp charging speed, and maximum power capacity, the Tenfour allows you to charge up to three devices at once - to completion - and still have room for more. 10,400 mAh. Premium Grade Lithium Ion Battery. Built-in short circuit & surge protection. includes charging cable. UL, CE, & Rohs Certified. Capacity indicator Lights. 3 Output slots to charge multiple electronics at the same time. Custom Packaging Available at 100 Units (via overseas)