Promote your Brand with our popular Cylindrical 2200 mA Power Bank w/ Carabiner! They come packed with a high-power 2200 mAh battery, weigh 2.7 oz. and charge with the included USB cables. Available in various colors, they measure 4.18 " x 0.83 " and have a large imprint area of 1.77" x 0.43" for maximum brand exposure. Add your logo and engage with your customers in a whole new way!