Tripp Lite Portable 2-Port USB Battery Charger Mobile Power Bank 12k mAh - For Smartphone, Handheld Device, Tablet PC, e-book Reader, MP3 Player - Lithium (Li) - 12000 mAh - 2.40 A - 5 V DC Output - 5 V DC Input - 2 x - Black

Auto-sensing port adjusts amperage to match connected device LEDs indicate remaining battery capacity at a glance Dual USB-A ports provide up to 5V 2.4A of power Compact form fits comfortably in your purse or backpack 3 ft. USB Micro-B charging cable included