The Charcoal Power Bank 4000 mAh has a soft texture rubbery finish that is very comfortable and unique. Also, the handle makes it easy to carry or attach a carabiner if necessary. With 4000 mAh and britePix as the imprint method, this will be a functional and beautiful power bank to carry with you. 4000 mAh Lithium polymer battery, three light battery level indicator and USB port delivers 1.0 A output. Soft touch rubberized finish for great imprint. Slim design with handle for easy transport. Complies with UL. 5" W x 2 5/8" H x 3/8" D. Packaging: Boxed. Imprint Area: 3" W x 2" H on Top (laser engrave). Please call for availability of rush delivery.