2600 mAh USB Backup Extreme Power Charger - Multiple Colors. Are you looking for an external battery for your smartphone or other portable device that has a USB connector? When you're on the run, you may not always have time to stop and charge your phone. Which means you may end up late to a meeting, or stuck in traffic with no way of getting in contact with anyone. You should'nt let that happen to you...again! Keep your phone powered up and ready to go at all times by taking along this sleek Lipstick Tube Power Charger. Don't let its size fool you--this 2600mAh power tube has the ability to give your phone the extra juice it needs, making your life that much simpler. Buy this and Save 78% 2600 mAh USB Backup Extreme Power Charger - Multiple Colors.