Charge up your next promotional campaign by handing out this UL-listed 2200 mAh portable charger with custom box! This must-have mobile accessory is available in assorted colors and is perfect for charging up your smartphone, tablet and more on the go. What a great giveaway for tech companies, cellular providers and more. Customize both the charger and the box with imprint of your company logo and message for increase brand exposure. Juice up your promotional efforts in no time!