Helms Light Up 5000mAh Power Bank is sure to surprise and delight your customers! In addition to being a 5000mAh power bank with quick charging, but the logo lights up when the power bank is in use. The logo can also light up when the power bank is not in use - just give it a good shake and the logo will light up for about 30 seconds! The Helms has an extremely large imprint area (2.75" x 1.57"), which gives you great versatility with your design.
