Promotional Power Bank, Soft-Touch 4000mAh Hi-Density Polymer Power Bank - UL Certified & Dual Port, Hi-density polymer design means higher capacity in a smaller case Made of PC and ABS, with a soft-touch rubber coated surface USB & USB Type-C ports Output: 5V/2A Input: 5V/2A UL Certified Lithium-Ion Battery Includes USB Type-C charging cable ... #EPB-ST19 $14.63/each.