If you want to power up your next promotional campaign, look no further than the rectangle power bank. Measuring 3.60″x0.90″x0.90″ and available in many colors, this eye-catching and convenient product features 2200 mAh of power and is perfect for changing cellphones, tablets and other devices. It comes with a USB cable and can be customized with an imprint of your company logo and message for increased brand exposure. Energize your customer base in no time!