Montclare Executive Power Bank is the best selling power bank for your daily promotions. It was sturdily built by the solid precision aluminum case, quality electric components, and UL battery inside. It is the most affordable power bank for any mass giveaway marketing campaigns and events. *QuickShip in-hand delivery within 7 business days *Solid aluminum casing *High-end look and feel *Precision spot color or full-color decoration with the industry's very best technology *Standard white box, charging cables, user manual OPTION: Choose from our 1, or 3 business day production time to fit your budget and turnaround needs. Specifications: Capacity: 2200 and 2600 mAh Output: 5V~1000mA Input: 5V-1000 mA UL listed battery inside