Goal Zero Goal Zero - Flip 3350 mAh Portable Charger for Most USB-Enabled Devices - Slate Blue

Deliver a constant charge to your smartphone while hiking with this blue Goal Zero Flip 12 power bank. The USB connector flips out and connects to any USB Type-A port for quick charging, and the rechargeable 3500 mAh Li-ion battery delivers a stable 1-amp charge to your device. This Goal Zero Flip 12 power bank has a lightweight, compact design for easy carrying.