Make a secure connection with your tech-obsessed customers and supporters with this handy Powerbank. This 3 11/16″ x 13/16″ aluminum device has a rectangular design that packs a big 2200mAh in charging capacity. Includes a USB cord for quick and easy charges. Lithium ion battery. LED indicator light lets you know it’s working. Up to 500 recharges from each device. 5V/1A output. UL listed. Choose from four colors and add your school, sports team, organizational or company logo or message to customize.