EnerPlex Jumpr Prime 4400mAh External Battery Pack (White or Black)

The Jumpr Prime is the perfect portable battery to throw in a backpack, a briefcase, or a gym bag to stay powered up. It is lightweight, small, and light enough sit in your hand or throw in your pocket so you can take it literally anywhere. Plus it can provide 2-3 full charges to your smartphone and other small electronics with one full charge.