The Incipio off GRID Portable Backup Battery 4000mAh is a compact solution for extra power while traveling. Its quick charging single USB 2.1 A output efficiently delivers additional battery power to keep your device going throughout the day. The off GRID Backup Battery includes a portable micro USB cable that can be stored in the cable management band for easy organization. Available in six vivid colors and coated in a soft touch finish for premium comfort, the Incipio off GRID Backup Battery is an essential for simplified power on-the-go.